Give feedback if no update

couchpotato/core/_base/updater/static/updater.js

@@ -22,8 +22,10 @@ var UpdaterBase = new Class({
 
 				if(json.update_available)
 					self.doUpdate();
-				else
+				else {
-					App.unBlockPage()
+					App.unBlockPage();
+					App.fireEvent('message', 'No updates available');
+				}
 			}
 		})
 

couchpotato/core/notifications/core/static/notification.js

@@ -11,6 +11,7 @@ var NotificationBase = new Class({
 		App.addEvent('unload', self.stopPoll.bind(self));
 		App.addEvent('reload', self.startInterval.bind(self, [true]));
 		App.addEvent('notification', self.notify.bind(self));
+		App.addEvent('message', self.showMessage.bind(self));
 
 		// Add test buttons to settings page
 		App.addEvent('load', self.addTestButtons.bind(self));

couchpotato/static/scripts/couchpotato.js

@@ -80,7 +80,7 @@ var CouchPotato = new Class({
 			}
 		}),
 		new Element('a', {
-			'text': 'Check for updates',
+			'text': 'Update to latest',
 			'events': {
 				'click': self.checkForUpdate.bind(self, null)
 			}