[PE mobile] Fixed display default table styles.

apps/presentationeditor/mobile/app/controller/add/AddTable.js

@@ -48,7 +48,8 @@ define([
     'use strict';
 
     PE.Controllers.AddTable = Backbone.Controller.extend(_.extend((function() {
-        var _styles = [];
+        var _styles = [],
+            _initDefaultStyles = false;
 
         return {
             models: [],
@@ -75,8 +76,11 @@ define([
             initEvents: function () {
                 var me = this;
 
-                if (_styles.length < 1) {
-                    me.api.asc_GetDefaultTableStyles();
+                if (!_initDefaultStyles) {
+                    _initDefaultStyles = true;
+                    _styles = [];
+
+                    me.api.asc_GetDefaultTableStyles && me.api.asc_GetDefaultTableStyles();
                 }
 
                 $('#add-table li').single('click',  _.buffered(me.onStyleClick, 100, me));

apps/presentationeditor/mobile/app/controller/edit/EditContainer.js

@@ -194,7 +194,7 @@ define([
                     $layoutNavbar
                         .find('.center')
                         .removeClass('categories')
-                        .html(layoutEditors[0].caption);
+                        .html(layoutEditors.length>0 ? layoutEditors[0].caption: '');
                 } else {
                     if (isAndroid) {
                         $layoutNavbar