MDL-6751 improve the usability of the page a bit.

admin/qtypes.php

@@ -137,7 +137,7 @@
             }
             if ($canviewreports) {
                 $row[] = '<a href="' . admin_url('/report/questioninstances/index.php?qtype=' . $qtypename) .
-                        '">' . $strcount . '</a>';
+                        '" title="' . get_string('showdetails', 'admin') . '">' . $strcount . '</a>';
             } else {
                 $strcount;
             }
@@ -198,7 +198,8 @@
             $row[] = '';
         } else {
             $row[] = '<a href="' . admin_url('qtypes.php?delete=' . $qtypename .
-                    '&amp;sesskey=' . sesskey()) . '">' . get_string('delete') . '</a>';
+                    '&amp;sesskey=' . sesskey()) . '" title="' .
+                    get_string('uninstallqtype', 'admin') . '">' . get_string('delete') . '</a>';
         }
 
         // Settings link, if available.

lang/en_utf8/admin.php

@@ -732,6 +732,7 @@ $string['unicoderecommended'] = 'Storing all your data in Unicode (UTF-8) is rec
 $string['unicoderequired'] = 'It is required that you store all your data in Unicode format (UTF-8). New installations must be performed into databases that have their default character set as Unicode.  If you are upgrading, you should perform the UTF-8 migration process (see the Admin page).';
 $string['uninstall'] = 'Uninstall selected language pack';
 $string['uninstallconfirm'] = 'You are about to completely uninstall language pack $a, are you sure?';
+$string['uninstallqtype'] = 'Uninstall this question type.';
 $string['unsupported'] = 'Unsupported';
 $string['updateaccounts'] = 'Update existing accounts';
 $string['updatecomponent'] = 'Update Component';