Display contextual links for private apps as well.

#1975 

![selection_019](https://f.cloud.github.com/assets/1222368/877733/212da7d6-f8fb-11e2-9a8b-1a84b1573dd4.png)

The problem caused from the ```os_get_bundles``` function that return a list of the apps in the vsite. The function by default return all the apps which are public, i changed the default value to be public and private.