diff --git a/mod/assign/amd/build/grading_panel.min.js b/mod/assign/amd/build/grading_panel.min.js
index 59b397625a6..180796928be 100644
--- a/mod/assign/amd/build/grading_panel.min.js
+++ b/mod/assign/amd/build/grading_panel.min.js
@@ -1,2 +1,2 @@
-define ("mod_assign/grading_panel",["jquery","core/yui","core/notification","core/templates","core/fragment","core/ajax","core/str","mod_assign/grading_form_change_checker","mod_assign/grading_events","core/event","core/toast"],function(a,b,c,d,e,f,g,h,i,j,k){var l=function(b){this._regionSelector=b;this._region=a(b);this._userCache=[];this.registerEventListeners()};l.prototype._regionSelector=null;l.prototype._lastUserId=0;l.prototype._lastAttemptNumber=-1;l.prototype._region=null;l.prototype.nextUserId=null;l.prototype.nextUser=!1;l.prototype._niceReplaceNodeContents=function(b,c,e){var f=a.Deferred();b.fadeOut("fast",function(){d.replaceNodeContents(b,c,e);b.fadeIn("fast",function(){f.resolve()})});return f.promise()};l.prototype._saveFormState=function(){var b=a("[data-region=\"grading-actions-form\"] [name=\"sendstudentnotifications\"]").prop("checked");a(".gradeform [name=\"sendstudentnotifications\"]").val(b)};l.prototype._submitForm=function(b,d,e){var g=a(this._region.find("form.gradeform"));a("[data-region=\"overlay\"]").show();g.trigger("save-form-state");j.notifyFormSubmitAjax(g[0]);var h=g.serialize(),i=this._region.attr("data-assignmentid");f.call([{methodname:"mod_assign_submit_grading_form",args:{assignmentid:i,userid:this._lastUserId,jsonformdata:JSON.stringify(h)},done:this._handleFormSubmissionResponse.bind(this,h,d,e),fail:c.exception}])};l.prototype._handleFormSubmissionResponse=function(d,e,f,h){if("undefined"==typeof e){e=this._lastUserId}if(h.length){a(document).trigger("reset",[this._lastUserId,d])}else{g.get_strings([{key:"gradechangessaveddetail",component:"mod_assign"}]).done(function(a){k.add(a[0])}).fail(c.exception);b.use("moodle-core-formchangechecker",function(){M.core_formchangechecker.reset_form_dirty_state()});if(e==this._lastUserId){a(document).trigger("reset",e)}else if(f){a(document).trigger("done-saving-show-next",!0)}else{a(document).trigger("user-changed",e)}}a("[data-region=\"overlay\"]").hide()};l.prototype._resetForm=function(b,c,d){var e=a.Event("custom");if("undefined"==typeof c){c=this._lastUserId}this._lastUserId=0;this._refreshGradingPanel(e,c,d)};l.prototype._chooseAttempt=function(b){var d=a(b.target),e=d.data("submissions"),f=a(document.getElementById(e)),h=f.clone(),i=h.wrap(a("<form/>")).html();g.get_strings([{key:"viewadifferentattempt",component:"mod_assign"},{key:"view",component:"core"},{key:"cancel",component:"core"}]).done(function(b){c.confirm(b[0],i,b[1],b[2],function(){var b=a("input:radio[name='select-attemptnumber']:checked").val();this._refreshGradingPanel(null,this._lastUserId,"",b)}.bind(this))}.bind(this)).fail(c.exception)};l.prototype._addPopoutButtons=function(b){var e=a(b);d.render("mod_assign/popout_button",{}).done(function(a){var b=e.find("[data-fieldtype=\"filemanager\"],[data-fieldtype=\"editor\"],[data-fieldtype=\"grading\"]").closest(".fitem");b.addClass("has-popout").find("label").parent().append(a);e.on("click","[data-region=\"popout-button\"]",this._togglePopout.bind(this))}.bind(this)).fail(c.exception)};l.prototype._togglePopout=function(b){b.preventDefault();var c=a(b.target).closest(".fitem");if(c.hasClass("popout")){a(".popout").removeClass("popout")}else{a(".popout").removeClass("popout");c.addClass("popout");c.addClass("moodle-has-zindex")}};l.prototype._refreshGradingPanel=function(b,f,g,i){var j=this._region.attr("data-contextid");if("undefined"==typeof g){g=""}if("undefined"==typeof i){i=-1}if(this._lastUserId==f&&this._lastAttemptNumber==i&&""===g){return}this._lastUserId=f;this._lastAttemptNumber=i;a(document).trigger("start-loading-user");window.M.util.js_pending("mod-assign-loading-user");d.render("mod_assign/loading",{}).done(function(b,d){this._niceReplaceNodeContents(this._region,b,d).done(function(){if(0<f){this._region.show();var b={userid:f,attemptnumber:i,jsonformdata:JSON.stringify(g)};e.loadFragment("mod_assign","gradingpanel",j,b).done(function(b,d){this._niceReplaceNodeContents(this._region,b,d).done(function(){h.saveFormState("[data-region=\"grade-panel\"] .gradeform");a(document).on("editor-content-restored",function(){h.saveFormState("[data-region=\"grade-panel\"] .gradeform")});a("[data-region=\"attempt-chooser\"]").on("click",this._chooseAttempt.bind(this));this._addPopoutButtons("[data-region=\"grade-panel\"] .gradeform");a(document).trigger("finish-loading-user");window.M.util.js_complete("mod-assign-loading-user")}.bind(this)).fail(c.exception)}.bind(this)).fail(c.exception);a("[data-region=\"review-panel\"]").show()}else{this._region.hide();a("[data-region=\"review-panel\"]").hide();a(document).trigger("finish-loading-user");window.M.util.js_complete("mod-assign-loading-user")}}.bind(this))}.bind(this)).fail(c.exception)};l.prototype._getNextUser=function(a,b){this.nextUserId=b.nextUserId;this.nextUser=b.nextUser};l.prototype._handleSaveAndShowNext=function(){this._submitForm(null,this.nextUserId,this.nextUser)};l.prototype.getPanelElement=function(){return a("[data-region=\"grade-panel\"]")};l.prototype.collapsePanel=function(){this.getPanelElement().addClass("collapsed")};l.prototype.expandPanel=function(){this.getPanelElement().removeClass("collapsed")};l.prototype.registerEventListeners=function(){var b=a(document),c=a(this._region);c.on("submit","form",function(a){a.preventDefault()});b.on("next-user",this._getNextUser.bind(this));b.on("user-changed",this._refreshGradingPanel.bind(this));b.on("save-changes",this._submitForm.bind(this));b.on("save-and-show-next",this._handleSaveAndShowNext.bind(this));b.on("reset",this._resetForm.bind(this));b.on("save-form-state",this._saveFormState.bind(this));b.on(i.COLLAPSE_GRADE_PANEL,function(){this.collapsePanel()}.bind(this));b.on(i.COLLAPSE_REVIEW_PANEL,function(){this.expandPanel()}.bind(this));b.on(i.EXPAND_GRADE_PANEL,function(){this.expandPanel()}.bind(this))};return l});
+define ("mod_assign/grading_panel",["jquery","core/yui","core/notification","core/templates","core/fragment","core/ajax","core/str","mod_assign/grading_form_change_checker","mod_assign/grading_events","core/event","core/toast"],function(a,b,c,d,e,f,g,h,i,j,k){var l=function(b){this._regionSelector=b;this._region=a(b);this._userCache=[];this.registerEventListeners()};l.prototype._regionSelector=null;l.prototype._lastUserId=0;l.prototype._lastAttemptNumber=-1;l.prototype._region=null;l.prototype.nextUserId=null;l.prototype.nextUser=!1;l.prototype._niceReplaceNodeContents=function(b,c,e){var f=a.Deferred();b.fadeOut("fast",function(){d.replaceNodeContents(b,c,e);b.fadeIn("fast",function(){f.resolve()})});return f.promise()};l.prototype._saveFormState=function(){var b=a("[data-region=\"grading-actions-form\"] [name=\"sendstudentnotifications\"]").prop("checked");a(".gradeform [name=\"sendstudentnotifications\"]").val(b)};l.prototype._submitForm=function(b,d,e){var g=document.querySelector(".comment-area");if(g){var h=g.querySelector(".db > textarea");if(""!==h.value){var i=g.querySelector(".fd a[id^=\"comment-action-post-\"]");i.click()}}var k=a(this._region.find("form.gradeform"));a("[data-region=\"overlay\"]").show();k.trigger("save-form-state");j.notifyFormSubmitAjax(k[0]);var l=k.serialize(),m=this._region.attr("data-assignmentid");f.call([{methodname:"mod_assign_submit_grading_form",args:{assignmentid:m,userid:this._lastUserId,jsonformdata:JSON.stringify(l)},done:this._handleFormSubmissionResponse.bind(this,l,d,e),fail:c.exception}])};l.prototype._handleFormSubmissionResponse=function(d,e,f,h){if("undefined"==typeof e){e=this._lastUserId}if(h.length){a(document).trigger("reset",[this._lastUserId,d])}else{g.get_strings([{key:"gradechangessaveddetail",component:"mod_assign"}]).done(function(a){k.add(a[0])}).fail(c.exception);b.use("moodle-core-formchangechecker",function(){M.core_formchangechecker.reset_form_dirty_state()});if(e==this._lastUserId){a(document).trigger("reset",e)}else if(f){a(document).trigger("done-saving-show-next",!0)}else{a(document).trigger("user-changed",e)}}a("[data-region=\"overlay\"]").hide()};l.prototype._resetForm=function(b,c,d){var e=a.Event("custom");if("undefined"==typeof c){c=this._lastUserId}this._lastUserId=0;this._refreshGradingPanel(e,c,d)};l.prototype._chooseAttempt=function(b){var d=a(b.target),e=d.data("submissions"),f=a(document.getElementById(e)),h=f.clone(),i=h.wrap(a("<form/>")).html();g.get_strings([{key:"viewadifferentattempt",component:"mod_assign"},{key:"view",component:"core"},{key:"cancel",component:"core"}]).done(function(b){c.confirm(b[0],i,b[1],b[2],function(){var b=a("input:radio[name='select-attemptnumber']:checked").val();this._refreshGradingPanel(null,this._lastUserId,"",b)}.bind(this))}.bind(this)).fail(c.exception)};l.prototype._addPopoutButtons=function(b){var e=a(b);d.render("mod_assign/popout_button",{}).done(function(a){var b=e.find("[data-fieldtype=\"filemanager\"],[data-fieldtype=\"editor\"],[data-fieldtype=\"grading\"]").closest(".fitem");b.addClass("has-popout").find("label").parent().append(a);e.on("click","[data-region=\"popout-button\"]",this._togglePopout.bind(this))}.bind(this)).fail(c.exception)};l.prototype._togglePopout=function(b){b.preventDefault();var c=a(b.target).closest(".fitem");if(c.hasClass("popout")){a(".popout").removeClass("popout")}else{a(".popout").removeClass("popout");c.addClass("popout");c.addClass("moodle-has-zindex")}};l.prototype._refreshGradingPanel=function(b,f,g,i){var j=this._region.attr("data-contextid");if("undefined"==typeof g){g=""}if("undefined"==typeof i){i=-1}if(this._lastUserId==f&&this._lastAttemptNumber==i&&""===g){return}this._lastUserId=f;this._lastAttemptNumber=i;a(document).trigger("start-loading-user");window.M.util.js_pending("mod-assign-loading-user");d.render("mod_assign/loading",{}).done(function(b,d){this._niceReplaceNodeContents(this._region,b,d).done(function(){if(0<f){this._region.show();var b={userid:f,attemptnumber:i,jsonformdata:JSON.stringify(g)};e.loadFragment("mod_assign","gradingpanel",j,b).done(function(b,d){this._niceReplaceNodeContents(this._region,b,d).done(function(){h.saveFormState("[data-region=\"grade-panel\"] .gradeform");a(document).on("editor-content-restored",function(){h.saveFormState("[data-region=\"grade-panel\"] .gradeform")});a("[data-region=\"attempt-chooser\"]").on("click",this._chooseAttempt.bind(this));this._addPopoutButtons("[data-region=\"grade-panel\"] .gradeform");a(document).trigger("finish-loading-user");window.M.util.js_complete("mod-assign-loading-user")}.bind(this)).fail(c.exception)}.bind(this)).fail(c.exception);a("[data-region=\"review-panel\"]").show()}else{this._region.hide();a("[data-region=\"review-panel\"]").hide();a(document).trigger("finish-loading-user");window.M.util.js_complete("mod-assign-loading-user")}}.bind(this))}.bind(this)).fail(c.exception)};l.prototype._getNextUser=function(a,b){this.nextUserId=b.nextUserId;this.nextUser=b.nextUser};l.prototype._handleSaveAndShowNext=function(){this._submitForm(null,this.nextUserId,this.nextUser)};l.prototype.getPanelElement=function(){return a("[data-region=\"grade-panel\"]")};l.prototype.collapsePanel=function(){this.getPanelElement().addClass("collapsed")};l.prototype.expandPanel=function(){this.getPanelElement().removeClass("collapsed")};l.prototype.registerEventListeners=function(){var b=a(document),c=a(this._region);c.on("submit","form",function(a){a.preventDefault()});b.on("next-user",this._getNextUser.bind(this));b.on("user-changed",this._refreshGradingPanel.bind(this));b.on("save-changes",this._submitForm.bind(this));b.on("save-and-show-next",this._handleSaveAndShowNext.bind(this));b.on("reset",this._resetForm.bind(this));b.on("save-form-state",this._saveFormState.bind(this));b.on(i.COLLAPSE_GRADE_PANEL,function(){this.collapsePanel()}.bind(this));b.on(i.COLLAPSE_REVIEW_PANEL,function(){this.expandPanel()}.bind(this));b.on(i.EXPAND_GRADE_PANEL,function(){this.expandPanel()}.bind(this))};return l});
 //# sourceMappingURL=grading_panel.min.js.map
diff --git a/mod/assign/amd/build/grading_panel.min.js.map b/mod/assign/amd/build/grading_panel.min.js.map
index 49942bd3a73..67d7affd693 100644
--- a/mod/assign/amd/build/grading_panel.min.js.map
+++ b/mod/assign/amd/build/grading_panel.min.js.map
@@ -1 +1 @@
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This file is part of Moodle - http://moodle.org/\n//\n// Moodle is free software: you can redistribute it and/or modify\n// it under the terms of the GNU General Public License as published by\n// the Free Software Foundation, either version 3 of the License, or\n// (at your option) any later version.\n//\n// Moodle is distributed in the hope that it will be useful,\n// but WITHOUT ANY WARRANTY; without even the implied warranty of\n// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the\n// GNU General Public License for more details.\n//\n// You should have received a copy of the GNU General Public License\n// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.\n\n/**\n * Javascript controller for the \"Grading\" panel at the right of the page.\n *\n * @module     mod_assign/grading_panel\n * @package    mod_assign\n * @class      GradingPanel\n * @copyright  2016 Damyon Wiese <damyon@moodle.com>\n * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later\n * @since      3.1\n */\ndefine(['jquery', 'core/yui', 'core/notification', 'core/templates', 'core/fragment',\n        'core/ajax', 'core/str', 'mod_assign/grading_form_change_checker',\n        'mod_assign/grading_events', 'core/event', 'core/toast'],\n       function($, Y, notification, templates, fragment, ajax, str, checker, GradingEvents, Event, Toast) {\n\n    /**\n     * GradingPanel class.\n     *\n     * @class GradingPanel\n     * @param {String} selector The selector for the page region containing the user navigation.\n     */\n    var GradingPanel = function(selector) {\n        this._regionSelector = selector;\n        this._region = $(selector);\n        this._userCache = [];\n\n        this.registerEventListeners();\n    };\n\n    /** @type {String} Selector for the page region containing the user navigation. */\n    GradingPanel.prototype._regionSelector = null;\n\n    /** @type {Integer} Remember the last user id to prevent unnessecary reloads. */\n    GradingPanel.prototype._lastUserId = 0;\n\n    /** @type {Integer} Remember the last attempt number to prevent unnessecary reloads. */\n    GradingPanel.prototype._lastAttemptNumber = -1;\n\n    /** @type {JQuery} JQuery node for the page region containing the user navigation. */\n    GradingPanel.prototype._region = null;\n\n     /** @type {Integer} The id of the next user in the grading list */\n    GradingPanel.prototype.nextUserId = null;\n\n     /** @type {Boolean} Next user exists in the grading list */\n    GradingPanel.prototype.nextUser = false;\n\n    /**\n     * Fade the dom node out, update it, and fade it back.\n     *\n     * @private\n     * @method _niceReplaceNodeContents\n     * @param {JQuery} node\n     * @param {String} html\n     * @param {String} js\n     * @return {Deferred} promise resolved when the animations are complete.\n     */\n    GradingPanel.prototype._niceReplaceNodeContents = function(node, html, js) {\n        var promise = $.Deferred();\n\n        node.fadeOut(\"fast\", function() {\n            templates.replaceNodeContents(node, html, js);\n            node.fadeIn(\"fast\", function() {\n                promise.resolve();\n            });\n        });\n\n        return promise.promise();\n    };\n\n    /**\n     * Make sure all form fields have the latest saved state.\n     * @private\n     * @method _saveFormState\n     */\n    GradingPanel.prototype._saveFormState = function() {\n        // Copy data from notify students checkbox which was moved out of the form.\n        var checked = $('[data-region=\"grading-actions-form\"] [name=\"sendstudentnotifications\"]').prop(\"checked\");\n        $('.gradeform [name=\"sendstudentnotifications\"]').val(checked);\n    };\n\n    /**\n     * Make form submit via ajax.\n     *\n     * @private\n     * @param {Object} event\n     * @param {Integer} nextUserId\n     * @param {Boolean} nextUser optional. Load next user in the grading list.\n     * @method _submitForm\n     */\n    GradingPanel.prototype._submitForm = function(event, nextUserId, nextUser) {\n        // The form was submitted - send it via ajax instead.\n        var form = $(this._region.find('form.gradeform'));\n\n        $('[data-region=\"overlay\"]').show();\n\n        // We call this, so other modules can update the form with the latest state.\n        form.trigger('save-form-state');\n\n        // Tell all form fields we are about to submit the form.\n        Event.notifyFormSubmitAjax(form[0]);\n\n        // Now we get all the current values from the form.\n        var data = form.serialize();\n        var assignmentid = this._region.attr('data-assignmentid');\n\n        // Now we can continue...\n        ajax.call([{\n            methodname: 'mod_assign_submit_grading_form',\n            args: {assignmentid: assignmentid, userid: this._lastUserId, jsonformdata: JSON.stringify(data)},\n            done: this._handleFormSubmissionResponse.bind(this, data, nextUserId, nextUser),\n            fail: notification.exception\n        }]);\n    };\n\n    /**\n     * Handle form submission response.\n     *\n     * @private\n     * @method _handleFormSubmissionResponse\n     * @param {Array} formdata - submitted values\n     * @param {Integer} nextUserId - optional. The id of the user to load after the form is saved.\n     * @param {Array} response List of errors.\n     * @param {Boolean} nextUser - optional. If true, switch to next user in the grading list.\n     */\n    GradingPanel.prototype._handleFormSubmissionResponse = function(formdata, nextUserId, nextUser, response) {\n        if (typeof nextUserId === \"undefined\") {\n            nextUserId = this._lastUserId;\n        }\n        if (response.length) {\n            // There was an error saving the grade. Re-render the form using the submitted data so we can show\n            // validation errors.\n            $(document).trigger('reset', [this._lastUserId, formdata]);\n        } else {\n            str.get_strings([\n                {key: 'gradechangessaveddetail', component: 'mod_assign'},\n            ]).done(function(strs) {\n                Toast.add(strs[0]);\n            }).fail(notification.exception);\n            Y.use('moodle-core-formchangechecker', function() {\n                M.core_formchangechecker.reset_form_dirty_state();\n            });\n            if (nextUserId == this._lastUserId) {\n                $(document).trigger('reset', nextUserId);\n            } else if (nextUser) {\n                $(document).trigger('done-saving-show-next', true);\n            } else {\n                $(document).trigger('user-changed', nextUserId);\n            }\n        }\n        $('[data-region=\"overlay\"]').hide();\n    };\n\n    /**\n     * Refresh form with default values.\n     *\n     * @private\n     * @method _resetForm\n     * @param {Event} e\n     * @param {Integer} userid\n     * @param {Array} formdata\n     */\n    GradingPanel.prototype._resetForm = function(e, userid, formdata) {\n        // The form was cancelled - refresh with default values.\n        var event = $.Event(\"custom\");\n        if (typeof userid == \"undefined\") {\n            userid = this._lastUserId;\n        }\n        this._lastUserId = 0;\n        this._refreshGradingPanel(event, userid, formdata);\n    };\n\n    /**\n     * Open a picker to choose an older attempt.\n     *\n     * @private\n     * @param {Object} e\n     * @method _chooseAttempt\n     */\n    GradingPanel.prototype._chooseAttempt = function(e) {\n        // Show a dialog.\n\n        // The form is in the element pointed to by data-submissions.\n        var link = $(e.target);\n        var submissionsId = link.data('submissions');\n        var submissionsform = $(document.getElementById(submissionsId));\n        var formcopy = submissionsform.clone();\n        var formhtml = formcopy.wrap($('<form/>')).html();\n\n        str.get_strings([\n            {key: 'viewadifferentattempt', component: 'mod_assign'},\n            {key: 'view', component: 'core'},\n            {key: 'cancel', component: 'core'},\n        ]).done(function(strs) {\n            notification.confirm(strs[0], formhtml, strs[1], strs[2], function() {\n                var attemptnumber = $(\"input:radio[name='select-attemptnumber']:checked\").val();\n\n                this._refreshGradingPanel(null, this._lastUserId, '', attemptnumber);\n            }.bind(this));\n        }.bind(this)).fail(notification.exception);\n    };\n\n    /**\n     * Add popout buttons\n     *\n     * @private\n     * @method _addPopoutButtons\n     * @param {JQuery} selector The region selector to add popout buttons to.\n     */\n    GradingPanel.prototype._addPopoutButtons = function(selector) {\n        var region = $(selector);\n\n        templates.render('mod_assign/popout_button', {}).done(function(html) {\n            var parents = region.find('[data-fieldtype=\"filemanager\"],[data-fieldtype=\"editor\"],[data-fieldtype=\"grading\"]')\n                    .closest('.fitem');\n            parents.addClass('has-popout').find('label').parent().append(html);\n\n            region.on('click', '[data-region=\"popout-button\"]', this._togglePopout.bind(this));\n        }.bind(this)).fail(notification.exception);\n    };\n\n    /**\n     * Make a div \"popout\" or \"popback\".\n     *\n     * @private\n     * @method _togglePopout\n     * @param {Event} event\n     */\n    GradingPanel.prototype._togglePopout = function(event) {\n        event.preventDefault();\n        var container = $(event.target).closest('.fitem');\n        if (container.hasClass('popout')) {\n            $('.popout').removeClass('popout');\n        } else {\n            $('.popout').removeClass('popout');\n            container.addClass('popout');\n            container.addClass('moodle-has-zindex');\n        }\n    };\n\n    /**\n     * Get the user context - re-render the template in the page.\n     *\n     * @private\n     * @method _refreshGradingPanel\n     * @param {Event} event\n     * @param {Number} userid\n     * @param {String} submissiondata serialised submission data.\n     * @param {Integer} attemptnumber\n     */\n    GradingPanel.prototype._refreshGradingPanel = function(event, userid, submissiondata, attemptnumber) {\n        var contextid = this._region.attr('data-contextid');\n        if (typeof submissiondata === 'undefined') {\n            submissiondata = '';\n        }\n        if (typeof attemptnumber === 'undefined') {\n            attemptnumber = -1;\n        }\n        // Skip reloading if it is the same user.\n        if (this._lastUserId == userid && this._lastAttemptNumber == attemptnumber && submissiondata === '') {\n            return;\n        }\n        this._lastUserId = userid;\n        this._lastAttemptNumber = attemptnumber;\n        $(document).trigger('start-loading-user');\n        // Tell behat to back off too.\n        window.M.util.js_pending('mod-assign-loading-user');\n        // First insert the loading template.\n        templates.render('mod_assign/loading', {}).done(function(html, js) {\n            // Update the page.\n            this._niceReplaceNodeContents(this._region, html, js).done(function() {\n                if (userid > 0) {\n                    this._region.show();\n                    // Reload the grading form \"fragment\" for this user.\n                    var params = {userid: userid, attemptnumber: attemptnumber, jsonformdata: JSON.stringify(submissiondata)};\n                    fragment.loadFragment('mod_assign', 'gradingpanel', contextid, params).done(function(html, js) {\n                        this._niceReplaceNodeContents(this._region, html, js)\n                        .done(function() {\n                            checker.saveFormState('[data-region=\"grade-panel\"] .gradeform');\n                            $(document).on('editor-content-restored', function() {\n                                // If the editor has some content that has been restored\n                                // then save the form state again for comparison.\n                                checker.saveFormState('[data-region=\"grade-panel\"] .gradeform');\n                            });\n                            $('[data-region=\"attempt-chooser\"]').on('click', this._chooseAttempt.bind(this));\n                            this._addPopoutButtons('[data-region=\"grade-panel\"] .gradeform');\n                            $(document).trigger('finish-loading-user');\n                            // Tell behat we are friends again.\n                            window.M.util.js_complete('mod-assign-loading-user');\n                        }.bind(this))\n                        .fail(notification.exception);\n                    }.bind(this)).fail(notification.exception);\n                    $('[data-region=\"review-panel\"]').show();\n                } else {\n                    this._region.hide();\n                    $('[data-region=\"review-panel\"]').hide();\n                    $(document).trigger('finish-loading-user');\n                    // Tell behat we are friends again.\n                    window.M.util.js_complete('mod-assign-loading-user');\n                }\n            }.bind(this));\n        }.bind(this)).fail(notification.exception);\n    };\n\n    /**\n     * Get next user data and store it in global variables\n     *\n     * @private\n     * @method _getNextUser\n     * @param {Event} event\n     * @param {Object} data Next user's data\n     */\n    GradingPanel.prototype._getNextUser = function(event, data) {\n        this.nextUserId = data.nextUserId;\n        this.nextUser = data.nextUser;\n    };\n\n    /**\n     * Handle the save-and-show-next event\n     *\n     * @private\n     * @method _handleSaveAndShowNext\n     */\n    GradingPanel.prototype._handleSaveAndShowNext = function() {\n        this._submitForm(null, this.nextUserId, this.nextUser);\n    };\n\n    /**\n     * Get the grade panel element.\n     *\n     * @method getPanelElement\n     * @return {jQuery}\n     */\n    GradingPanel.prototype.getPanelElement = function() {\n        return $('[data-region=\"grade-panel\"]');\n    };\n\n    /**\n     * Hide the grade panel.\n     *\n     * @method collapsePanel\n     */\n    GradingPanel.prototype.collapsePanel = function() {\n        this.getPanelElement().addClass('collapsed');\n    };\n\n    /**\n     * Show the grade panel.\n     *\n     * @method expandPanel\n     */\n    GradingPanel.prototype.expandPanel = function() {\n        this.getPanelElement().removeClass('collapsed');\n    };\n\n    /**\n     * Register event listeners for the grade panel.\n     *\n     * @method registerEventListeners\n     */\n    GradingPanel.prototype.registerEventListeners = function() {\n        var docElement = $(document);\n        var region = $(this._region);\n        // Add an event listener to prevent form submission when pressing enter key.\n        region.on('submit', 'form', function(e) {\n            e.preventDefault();\n        });\n\n        docElement.on('next-user', this._getNextUser.bind(this));\n        docElement.on('user-changed', this._refreshGradingPanel.bind(this));\n        docElement.on('save-changes', this._submitForm.bind(this));\n        docElement.on('save-and-show-next', this._handleSaveAndShowNext.bind(this));\n        docElement.on('reset', this._resetForm.bind(this));\n\n        docElement.on('save-form-state', this._saveFormState.bind(this));\n\n        docElement.on(GradingEvents.COLLAPSE_GRADE_PANEL, function() {\n            this.collapsePanel();\n        }.bind(this));\n\n        // We should expand if the review panel is collapsed.\n        docElement.on(GradingEvents.COLLAPSE_REVIEW_PANEL, function() {\n            this.expandPanel();\n        }.bind(this));\n\n        docElement.on(GradingEvents.EXPAND_GRADE_PANEL, function() {\n            this.expandPanel();\n        }.bind(this));\n    };\n\n    return GradingPanel;\n});\n"],"file":"grading_panel.min.js"}
\ No newline at end of file
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This file is part of Moodle - http://moodle.org/\n//\n// Moodle is free software: you can redistribute it and/or modify\n// it under the terms of the GNU General Public License as published by\n// the Free Software Foundation, either version 3 of the License, or\n// (at your option) any later version.\n//\n// Moodle is distributed in the hope that it will be useful,\n// but WITHOUT ANY WARRANTY; without even the implied warranty of\n// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the\n// GNU General Public License for more details.\n//\n// You should have received a copy of the GNU General Public License\n// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.\n\n/**\n * Javascript controller for the \"Grading\" panel at the right of the page.\n *\n * @module     mod_assign/grading_panel\n * @package    mod_assign\n * @class      GradingPanel\n * @copyright  2016 Damyon Wiese <damyon@moodle.com>\n * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later\n * @since      3.1\n */\ndefine(['jquery', 'core/yui', 'core/notification', 'core/templates', 'core/fragment',\n        'core/ajax', 'core/str', 'mod_assign/grading_form_change_checker',\n        'mod_assign/grading_events', 'core/event', 'core/toast'],\n       function($, Y, notification, templates, fragment, ajax, str, checker, GradingEvents, Event, Toast) {\n\n    /**\n     * GradingPanel class.\n     *\n     * @class GradingPanel\n     * @param {String} selector The selector for the page region containing the user navigation.\n     */\n    var GradingPanel = function(selector) {\n        this._regionSelector = selector;\n        this._region = $(selector);\n        this._userCache = [];\n\n        this.registerEventListeners();\n    };\n\n    /** @type {String} Selector for the page region containing the user navigation. */\n    GradingPanel.prototype._regionSelector = null;\n\n    /** @type {Integer} Remember the last user id to prevent unnessecary reloads. */\n    GradingPanel.prototype._lastUserId = 0;\n\n    /** @type {Integer} Remember the last attempt number to prevent unnessecary reloads. */\n    GradingPanel.prototype._lastAttemptNumber = -1;\n\n    /** @type {JQuery} JQuery node for the page region containing the user navigation. */\n    GradingPanel.prototype._region = null;\n\n     /** @type {Integer} The id of the next user in the grading list */\n    GradingPanel.prototype.nextUserId = null;\n\n     /** @type {Boolean} Next user exists in the grading list */\n    GradingPanel.prototype.nextUser = false;\n\n    /**\n     * Fade the dom node out, update it, and fade it back.\n     *\n     * @private\n     * @method _niceReplaceNodeContents\n     * @param {JQuery} node\n     * @param {String} html\n     * @param {String} js\n     * @return {Deferred} promise resolved when the animations are complete.\n     */\n    GradingPanel.prototype._niceReplaceNodeContents = function(node, html, js) {\n        var promise = $.Deferred();\n\n        node.fadeOut(\"fast\", function() {\n            templates.replaceNodeContents(node, html, js);\n            node.fadeIn(\"fast\", function() {\n                promise.resolve();\n            });\n        });\n\n        return promise.promise();\n    };\n\n    /**\n     * Make sure all form fields have the latest saved state.\n     * @private\n     * @method _saveFormState\n     */\n    GradingPanel.prototype._saveFormState = function() {\n        // Copy data from notify students checkbox which was moved out of the form.\n        var checked = $('[data-region=\"grading-actions-form\"] [name=\"sendstudentnotifications\"]').prop(\"checked\");\n        $('.gradeform [name=\"sendstudentnotifications\"]').val(checked);\n    };\n\n    /**\n     * Make form submit via ajax.\n     *\n     * @private\n     * @param {Object} event\n     * @param {Integer} nextUserId\n     * @param {Boolean} nextUser optional. Load next user in the grading list.\n     * @method _submitForm\n     */\n    GradingPanel.prototype._submitForm = function(event, nextUserId, nextUser) {\n        // If the form has data in comment-area, then we need to save that comment\n        var commentAreaElement = document.querySelector('.comment-area');\n        if (commentAreaElement) {\n            var commentTextAreaElement = commentAreaElement.querySelector('.db > textarea');\n            if (commentTextAreaElement.value !== '') {\n                var commentActionPostElement = commentAreaElement.querySelector('.fd a[id^=\"comment-action-post-\"]');\n                commentActionPostElement.click();\n            }\n        }\n\n        // The form was submitted - send it via ajax instead.\n        var form = $(this._region.find('form.gradeform'));\n\n        $('[data-region=\"overlay\"]').show();\n\n        // We call this, so other modules can update the form with the latest state.\n        form.trigger('save-form-state');\n\n        // Tell all form fields we are about to submit the form.\n        Event.notifyFormSubmitAjax(form[0]);\n\n        // Now we get all the current values from the form.\n        var data = form.serialize();\n        var assignmentid = this._region.attr('data-assignmentid');\n\n        // Now we can continue...\n        ajax.call([{\n            methodname: 'mod_assign_submit_grading_form',\n            args: {assignmentid: assignmentid, userid: this._lastUserId, jsonformdata: JSON.stringify(data)},\n            done: this._handleFormSubmissionResponse.bind(this, data, nextUserId, nextUser),\n            fail: notification.exception\n        }]);\n    };\n\n    /**\n     * Handle form submission response.\n     *\n     * @private\n     * @method _handleFormSubmissionResponse\n     * @param {Array} formdata - submitted values\n     * @param {Integer} nextUserId - optional. The id of the user to load after the form is saved.\n     * @param {Array} response List of errors.\n     * @param {Boolean} nextUser - optional. If true, switch to next user in the grading list.\n     */\n    GradingPanel.prototype._handleFormSubmissionResponse = function(formdata, nextUserId, nextUser, response) {\n        if (typeof nextUserId === \"undefined\") {\n            nextUserId = this._lastUserId;\n        }\n        if (response.length) {\n            // There was an error saving the grade. Re-render the form using the submitted data so we can show\n            // validation errors.\n            $(document).trigger('reset', [this._lastUserId, formdata]);\n        } else {\n            str.get_strings([\n                {key: 'gradechangessaveddetail', component: 'mod_assign'},\n            ]).done(function(strs) {\n                Toast.add(strs[0]);\n            }).fail(notification.exception);\n            Y.use('moodle-core-formchangechecker', function() {\n                M.core_formchangechecker.reset_form_dirty_state();\n            });\n            if (nextUserId == this._lastUserId) {\n                $(document).trigger('reset', nextUserId);\n            } else if (nextUser) {\n                $(document).trigger('done-saving-show-next', true);\n            } else {\n                $(document).trigger('user-changed', nextUserId);\n            }\n        }\n        $('[data-region=\"overlay\"]').hide();\n    };\n\n    /**\n     * Refresh form with default values.\n     *\n     * @private\n     * @method _resetForm\n     * @param {Event} e\n     * @param {Integer} userid\n     * @param {Array} formdata\n     */\n    GradingPanel.prototype._resetForm = function(e, userid, formdata) {\n        // The form was cancelled - refresh with default values.\n        var event = $.Event(\"custom\");\n        if (typeof userid == \"undefined\") {\n            userid = this._lastUserId;\n        }\n        this._lastUserId = 0;\n        this._refreshGradingPanel(event, userid, formdata);\n    };\n\n    /**\n     * Open a picker to choose an older attempt.\n     *\n     * @private\n     * @param {Object} e\n     * @method _chooseAttempt\n     */\n    GradingPanel.prototype._chooseAttempt = function(e) {\n        // Show a dialog.\n\n        // The form is in the element pointed to by data-submissions.\n        var link = $(e.target);\n        var submissionsId = link.data('submissions');\n        var submissionsform = $(document.getElementById(submissionsId));\n        var formcopy = submissionsform.clone();\n        var formhtml = formcopy.wrap($('<form/>')).html();\n\n        str.get_strings([\n            {key: 'viewadifferentattempt', component: 'mod_assign'},\n            {key: 'view', component: 'core'},\n            {key: 'cancel', component: 'core'},\n        ]).done(function(strs) {\n            notification.confirm(strs[0], formhtml, strs[1], strs[2], function() {\n                var attemptnumber = $(\"input:radio[name='select-attemptnumber']:checked\").val();\n\n                this._refreshGradingPanel(null, this._lastUserId, '', attemptnumber);\n            }.bind(this));\n        }.bind(this)).fail(notification.exception);\n    };\n\n    /**\n     * Add popout buttons\n     *\n     * @private\n     * @method _addPopoutButtons\n     * @param {JQuery} selector The region selector to add popout buttons to.\n     */\n    GradingPanel.prototype._addPopoutButtons = function(selector) {\n        var region = $(selector);\n\n        templates.render('mod_assign/popout_button', {}).done(function(html) {\n            var parents = region.find('[data-fieldtype=\"filemanager\"],[data-fieldtype=\"editor\"],[data-fieldtype=\"grading\"]')\n                    .closest('.fitem');\n            parents.addClass('has-popout').find('label').parent().append(html);\n\n            region.on('click', '[data-region=\"popout-button\"]', this._togglePopout.bind(this));\n        }.bind(this)).fail(notification.exception);\n    };\n\n    /**\n     * Make a div \"popout\" or \"popback\".\n     *\n     * @private\n     * @method _togglePopout\n     * @param {Event} event\n     */\n    GradingPanel.prototype._togglePopout = function(event) {\n        event.preventDefault();\n        var container = $(event.target).closest('.fitem');\n        if (container.hasClass('popout')) {\n            $('.popout').removeClass('popout');\n        } else {\n            $('.popout').removeClass('popout');\n            container.addClass('popout');\n            container.addClass('moodle-has-zindex');\n        }\n    };\n\n    /**\n     * Get the user context - re-render the template in the page.\n     *\n     * @private\n     * @method _refreshGradingPanel\n     * @param {Event} event\n     * @param {Number} userid\n     * @param {String} submissiondata serialised submission data.\n     * @param {Integer} attemptnumber\n     */\n    GradingPanel.prototype._refreshGradingPanel = function(event, userid, submissiondata, attemptnumber) {\n        var contextid = this._region.attr('data-contextid');\n        if (typeof submissiondata === 'undefined') {\n            submissiondata = '';\n        }\n        if (typeof attemptnumber === 'undefined') {\n            attemptnumber = -1;\n        }\n        // Skip reloading if it is the same user.\n        if (this._lastUserId == userid && this._lastAttemptNumber == attemptnumber && submissiondata === '') {\n            return;\n        }\n        this._lastUserId = userid;\n        this._lastAttemptNumber = attemptnumber;\n        $(document).trigger('start-loading-user');\n        // Tell behat to back off too.\n        window.M.util.js_pending('mod-assign-loading-user');\n        // First insert the loading template.\n        templates.render('mod_assign/loading', {}).done(function(html, js) {\n            // Update the page.\n            this._niceReplaceNodeContents(this._region, html, js).done(function() {\n                if (userid > 0) {\n                    this._region.show();\n                    // Reload the grading form \"fragment\" for this user.\n                    var params = {userid: userid, attemptnumber: attemptnumber, jsonformdata: JSON.stringify(submissiondata)};\n                    fragment.loadFragment('mod_assign', 'gradingpanel', contextid, params).done(function(html, js) {\n                        this._niceReplaceNodeContents(this._region, html, js)\n                        .done(function() {\n                            checker.saveFormState('[data-region=\"grade-panel\"] .gradeform');\n                            $(document).on('editor-content-restored', function() {\n                                // If the editor has some content that has been restored\n                                // then save the form state again for comparison.\n                                checker.saveFormState('[data-region=\"grade-panel\"] .gradeform');\n                            });\n                            $('[data-region=\"attempt-chooser\"]').on('click', this._chooseAttempt.bind(this));\n                            this._addPopoutButtons('[data-region=\"grade-panel\"] .gradeform');\n                            $(document).trigger('finish-loading-user');\n                            // Tell behat we are friends again.\n                            window.M.util.js_complete('mod-assign-loading-user');\n                        }.bind(this))\n                        .fail(notification.exception);\n                    }.bind(this)).fail(notification.exception);\n                    $('[data-region=\"review-panel\"]').show();\n                } else {\n                    this._region.hide();\n                    $('[data-region=\"review-panel\"]').hide();\n                    $(document).trigger('finish-loading-user');\n                    // Tell behat we are friends again.\n                    window.M.util.js_complete('mod-assign-loading-user');\n                }\n            }.bind(this));\n        }.bind(this)).fail(notification.exception);\n    };\n\n    /**\n     * Get next user data and store it in global variables\n     *\n     * @private\n     * @method _getNextUser\n     * @param {Event} event\n     * @param {Object} data Next user's data\n     */\n    GradingPanel.prototype._getNextUser = function(event, data) {\n        this.nextUserId = data.nextUserId;\n        this.nextUser = data.nextUser;\n    };\n\n    /**\n     * Handle the save-and-show-next event\n     *\n     * @private\n     * @method _handleSaveAndShowNext\n     */\n    GradingPanel.prototype._handleSaveAndShowNext = function() {\n        this._submitForm(null, this.nextUserId, this.nextUser);\n    };\n\n    /**\n     * Get the grade panel element.\n     *\n     * @method getPanelElement\n     * @return {jQuery}\n     */\n    GradingPanel.prototype.getPanelElement = function() {\n        return $('[data-region=\"grade-panel\"]');\n    };\n\n    /**\n     * Hide the grade panel.\n     *\n     * @method collapsePanel\n     */\n    GradingPanel.prototype.collapsePanel = function() {\n        this.getPanelElement().addClass('collapsed');\n    };\n\n    /**\n     * Show the grade panel.\n     *\n     * @method expandPanel\n     */\n    GradingPanel.prototype.expandPanel = function() {\n        this.getPanelElement().removeClass('collapsed');\n    };\n\n    /**\n     * Register event listeners for the grade panel.\n     *\n     * @method registerEventListeners\n     */\n    GradingPanel.prototype.registerEventListeners = function() {\n        var docElement = $(document);\n        var region = $(this._region);\n        // Add an event listener to prevent form submission when pressing enter key.\n        region.on('submit', 'form', function(e) {\n            e.preventDefault();\n        });\n\n        docElement.on('next-user', this._getNextUser.bind(this));\n        docElement.on('user-changed', this._refreshGradingPanel.bind(this));\n        docElement.on('save-changes', this._submitForm.bind(this));\n        docElement.on('save-and-show-next', this._handleSaveAndShowNext.bind(this));\n        docElement.on('reset', this._resetForm.bind(this));\n\n        docElement.on('save-form-state', this._saveFormState.bind(this));\n\n        docElement.on(GradingEvents.COLLAPSE_GRADE_PANEL, function() {\n            this.collapsePanel();\n        }.bind(this));\n\n        // We should expand if the review panel is collapsed.\n        docElement.on(GradingEvents.COLLAPSE_REVIEW_PANEL, function() {\n            this.expandPanel();\n        }.bind(this));\n\n        docElement.on(GradingEvents.EXPAND_GRADE_PANEL, function() {\n            this.expandPanel();\n        }.bind(this));\n    };\n\n    return GradingPanel;\n});\n"],"file":"grading_panel.min.js"}
\ No newline at end of file
diff --git a/mod/assign/amd/src/grading_panel.js b/mod/assign/amd/src/grading_panel.js
index dbd75ff0087..fca1a1e018e 100644
--- a/mod/assign/amd/src/grading_panel.js
+++ b/mod/assign/amd/src/grading_panel.js
@@ -104,6 +104,16 @@ define(['jquery', 'core/yui', 'core/notification', 'core/templates', 'core/fragm
      * @method _submitForm
      */
     GradingPanel.prototype._submitForm = function(event, nextUserId, nextUser) {
+        // If the form has data in comment-area, then we need to save that comment
+        var commentAreaElement = document.querySelector('.comment-area');
+        if (commentAreaElement) {
+            var commentTextAreaElement = commentAreaElement.querySelector('.db > textarea');
+            if (commentTextAreaElement.value !== '') {
+                var commentActionPostElement = commentAreaElement.querySelector('.fd a[id^="comment-action-post-"]');
+                commentActionPostElement.click();
+            }
+        }
+
         // The form was submitted - send it via ajax instead.
         var form = $(this._region.find('form.gradeform'));
 
diff --git a/mod/assign/tests/behat/submission_comments.feature b/mod/assign/tests/behat/submission_comments.feature
index ec77765c5c2..7e4ddd5511a 100644
--- a/mod/assign/tests/behat/submission_comments.feature
+++ b/mod/assign/tests/behat/submission_comments.feature
@@ -12,10 +12,12 @@ Feature: In an assignment, students can comment in their submissions
       | username | firstname | lastname | email |
       | teacher1 | Teacher | 1 | teacher1@example.com |
       | student1 | Student | 1 | student1@example.com |
+      | student2 | Student | 1 | student2@example.com |
     And the following "course enrolments" exist:
       | user | course | role |
       | teacher1 | C1 | editingteacher |
       | student1 | C1 | student |
+      | student2 | C1 | student |
 
   Scenario: Student comments an assignment submission
     Given the following "activities" exist:
@@ -45,6 +47,57 @@ Feature: In an assignment, students can comment in their submissions
     And I should see "Second student comment"
     And I should not see "First student comment"
 
+  Scenario: Teacher updated the comment box and clicked the save changes to reflect the comment
+    Given the following "activities" exist:
+      | activity | course | idnumber | name                 | intro                       | assignsubmission_onlinetext_enabled |
+      | assign   | C1     | assign1  | Test assignment name | Test assignment description | 1 |
+    And I log in as "student1"
+    And I am on "Course 1" course homepage
+    And I follow "Test assignment name"
+    And I press "Add submission"
+    And I set the following fields to these values:
+      | Online text | I'm the student submission |
+    And I press "Save changes"
+    And I log out
+    And I log in as "teacher1"
+    And I am on "Course 1" course homepage
+    And I follow "Test assignment name"
+    And I navigate to "View all submissions" in current page administration
+    And I click on "Grade" "link" in the "Student 1" "table_row"
+    And I click on ".comment-link" "css_element"
+    When I set the field "content" to "Teacher feedback first comment"
+    And I press "Save changes"
+    And I should see "Comments (1)" in the ".comment-link" "css_element"
+    And I click on ".comment-link" "css_element"
+    Then I should see "Teacher feedback first comment" in the ".comment-list" "css_element"
+
+  Scenario: Teacher updated the comment box and clicked on save and show next to reflect the comment
+    Given the following "activities" exist:
+      | activity | course | idnumber | name                 | intro                       | assignsubmission_onlinetext_enabled |
+      | assign   | C1     | assign1  | Test assignment name | Test assignment description | 1 |
+    And I log in as "student1"
+    And I am on "Course 1" course homepage
+    And I follow "Test assignment name"
+    And I press "Add submission"
+    And I set the following fields to these values:
+      | Online text | I'm the student submission |
+    And I press "Save changes"
+    And I log out
+    And I log in as "teacher1"
+    And I am on "Course 1" course homepage
+    And I follow "Test assignment name"
+    And I navigate to "View all submissions" in current page administration
+    And I click on "Grade" "link" in the "Student 1" "table_row"
+    And I click on ".comment-link" "css_element"
+    When I set the field "content" to "Teacher feedback first comment"
+    # click the save and show next twice as we have only 2 students
+    # so the second time you click we reach the same student who made
+    # the change
+    And I press "Save and show next"
+    And I press "Save and show next"
+    And I click on ".comment-link" "css_element"
+    Then I should see "Teacher feedback first comment" in the ".comment-list" "css_element"
+
   Scenario: Teacher can comment on an offline assignment
     Given the following "activities" exist:
       | activity | course | idnumber | name                 | intro                       | assignsubmission_onlinetext_enabled | assignmentsubmission_file_enabled | assignfeedback_comments_enabled |