Add chat and call support in contacts manager.

Added two buttons to chat or call a contact. When clicked the contacts manager is closed to talk or chat with the contact.
Seems like there is enough space for names… attached is a picture
![contacts-manager](https://cloud.githubusercontent.com/assets/4820641/4357133/bad41678-425f-11e4-9b97-bef130a5e29b.png)