tweaking devices page, to show device metadata.  Add titles to pages with missing

Ugly, but useful.  @arnaudbenard can help out the styling in the future?

Other pages are missing titles / have wrong titles; fixed them.

![image](https://f.cloud.github.com/assets/4072455/1158378/8ff7a1c4-1fb3-11e3-9654-2fbd282a3e02.png)