New UI changes(tags, categories, authorisations, module index…)

To run:
  - ruby lib/remove_old_tags.rb DB_NAME
  - rake new_ui:migrate_tags
  - rake new_ui:migrate_categories['APP_KEY,''MODEL_NAME'] (check new_ui.rake for more details)

app/assets/javascripts/member-selection.js

@@ -0,0 +1,49 @@
+$(document).ready(function() {  
+  $(".select_user_modal").on('click', function(){
+    var ids = [];
+    var users = $('.selected_user');
+    users.each(function(i) {
+      ids.push(users.eq(i).attr('id'));
+    });
+    $("#main-wrap").after("<span id='select_user'></span>");
+    $.ajax({
+      type: 'GET',
+      url: $(this).attr("rel"),
+      dataType: 'script',
+      data: {ids: ids},
+      success: function (msg) {
+        $("#member-filter").modal('show'); },
+      error: function(){
+        // TODO: i18n in javascript
+        alert("ERROR");
+      }
+    });  
+    return false;
+  });
+  $("#remove_users").on('click', function(){
+    var ids = [];
+    var users = $('.selected_user input[type="checkbox"]:checked');
+    users.each(function(i) {
+      ids.push(users.eq(i).parent().attr('id'));
+    });
+    if (users.size() > 0) {
+      // TODO: i18n in javascript
+      if (confirm('Are you sure you want to delete this?')) {      
+        $.ajax({
+          type: 'DELETE',
+          url: $(this).attr("rel"),
+          dataType: 'script',
+          data: {ids: ids},
+          error: function(){
+            // TODO: i18n in javascript
+            alert("ERROR");
+          }
+        }); 
+      }
+    }
+    else {
+      // TODO: i18n in javascript
+      alert('You did not select anything to delete')
+    }
+  });
+});