Fixed bugs on login and load app

app/ux/Auth0.js

@@ -55,7 +55,7 @@ Ext.define('Rambox.ux.Auth0', {
 				localStorage.setItem('profile', JSON.stringify(profile));
 				localStorage.setItem('id_token', authResult.idToken);
 
-				if ( !Ext.isEmpty(profile.user_metadata.services) ) {
+				if ( !Ext.isEmpty(profile.user_metadata) && !Ext.isEmpty(profile.user_metadata.services) ) {
 					Ext.each(profile.user_metadata.services, function(s) {
 						var service = Ext.create('Rambox.model.Service', s);
 						service.save();

app/view/main/MainModel.js

@@ -8,6 +8,6 @@ Ext.define('Rambox.view.main.MainModel', {
 		 name: 'Rambox'
 		,username: localStorage.getItem('profile') ? JSON.parse(localStorage.getItem('profile')).name : ''
 		,avatar: localStorage.getItem('profile') ? JSON.parse(localStorage.getItem('profile')).picture : ''
-		,last_sync: localStorage.getItem('profile') && JSON.parse(localStorage.getItem('profile')).user_metadata.services_lastupdate ? new Date(JSON.parse(localStorage.getItem('profile')).user_metadata.services_lastupdate).toUTCString() : ''
+		,last_sync: localStorage.getItem('profile') && JSON.parse(localStorage.getItem('profile')).user_metadata && JSON.parse(localStorage.getItem('profile')).user_metadata.services_lastupdate ? new Date(JSON.parse(localStorage.getItem('profile')).user_metadata.services_lastupdate).toUTCString() : ''
 	}
 });