Added Docker stuff.

admin/directives/customOnChange.directive.js

@@ -0,0 +1,16 @@
+'use strict';
+
+angular
+	.module('sloDialectsAdmin')
+	.directive('customOnChange', function () {
+		return {
+			restrict: 'A',
+			link: function (scope, element, attrs) {
+				var onChangeHandler = scope.$eval(attrs.customOnChange);
+				element.on('change', onChangeHandler);
+				element.on('$destroy', function () {
+					element.off();
+				});
+			}
+		};
+	});