Renaming disabled property of Multi select because this conflicted in IE

src/app/component/angularjs-dropdown-multiselect.directive.js

@@ -10,7 +10,7 @@ export default function dropdownMultiselectDirective() {
 			events: '=',
 			searchFilter: '=?',
 			translationTexts: '=',
-			disabled: '=',
+			disableDropdown: '=',
 		},
 		transclude: {
 			toggleDropdown: '?toggleDropdown',

src/app/component/angularjs-dropdown-multiselect.html

@@ -1,7 +1,7 @@
 <div class="multiselect-parent btn-group dropdown-multiselect"
      ng-class="{open: open}">
      <div ng-transclude="toggleDropdown" ng-click="toggleDropdown()">
-      <button ng-disabled="disabled"
+      <button ng-disabled="disableDropdown"
               type="button"
               class="dropdown-toggle"
               ng-class="settings.buttonClasses"