Modal window for expressions now closes on save

sails/src/assets/scripts/modules/student/controllers/pictoconfig.js

@@ -63,6 +63,9 @@ dashboardControllers.controller('PictoConfigCtrl', function ($scope, $modalInsta
       .success(function(data, status, headers, config) {
         console.log("Properties updated");
 
+        // Close the modal instance
+        $modalInstance.close($scope.expression);
+
         // /////////////////////////////////////////////////////////////
         // Websocket: Emit vocabulary update action
         io.socket.post('/stu/vocabulary', {