MDL-46269 tool_httpsreplace: Make tool ready for core

Remove known domains add config for renames
Fix coding style
Add capability checks
Add page setters
Match moodle string style
Disable form change checker for form
Add todo issue
Fix docs
Bump version

admin/tool/httpsreplace/classes/form.php

@@ -30,9 +30,14 @@ require_once("$CFG->libdir/formslib.php");
 
 /**
  * Site wide http -> https search-replace form.
+ * @copyright Copyright (c) 2016 Blackboard Inc. (http://www.blackboard.com)
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  */
 class form extends \moodleform {
 
+    /**
+     * Define the form.
+     */
     public function definition() {
         $mform = $this->_form;
 
@@ -40,6 +45,7 @@ class form extends \moodleform {
         $mform->setExpanded('confirmhdr', true);
         $mform->addElement('checkbox', 'sure', get_string('disclaimer', 'tool_httpsreplace'));
         $mform->addRule('sure', get_string('required'), 'required', null, 'client');
+        $mform->disable_form_change_checker();
 
         $this->add_action_buttons(false, get_string('doit', 'tool_httpsreplace'));
     }