version_on_top_menu

By default nothing changes, but each component can choose to display version in top menu like on the picture by setting option displayComponentVersion to True.

The original idea is from redshopB2B project by @zaridan and @dbhurley

![redcore_version](https://f.cloud.github.com/assets/3668669/2039327/183487c8-899f-11e3-91cf-16c60908917c.png)


updated with some suggestions of @PetarT and @jatitoam 

![redcore_version2](https://f.cloud.github.com/assets/3668669/2039606/600e5e56-89a5-11e3-8db7-fd48c624fd43.png)