Menu items not hilighting

[Google Code Exporter]

What steps will reproduce the problem?
1. Open pencil project.
2. Click on a menu item such as document.
3. Move mouse cursor over child menu items such as Open and Save.

What is the expected output? What do you see instead?
End-user expects menu items to highlight as they would in other desktop 
applications.

What version of the product are you using? On what operating system?
Evolus Pencil version 2.0.5 installed using the deb package on Ubuntu 14.04.1 
LTS with Gnome3 (GNOME Shell 3.10.4).

Please provide any additional information below.
This is happening across the application such as when you right-click in Pencil

Original issue reported on code.google.com by [e-mail] on 26 Oct 2014 at 4:58