Move device detail edit button from menu to header

Move the edit button on Bluetooth device detail,
From action bar menu to header.
Use EntityHeaderController to add and control,
Rename those method because we use them on
more than one place now.

Change-Id: I3afad6baeab80895c109603e2ab13428582a4dd8
Fixes: 76206922
Test: make RunSettingsRoboTests