Custom Vibrations (4/6)

Contacts part.

- added possibility to choose a custom vibration for contacts (in the
context menu)

PS4: rebase

Change-Id: I30be9e68cf6a00609cb357a98b7f5a4f8adf014e
Signed-off-by: sethyx <sethyx@gmail.com>

Conflicts:

	res/menu/view_contact.xml
	res/values/strings.xml
	src/com/android/contacts/ContactSaveService.java
	src/com/android/contacts/detail/ContactLoaderFragment.java
	src/com/android/contacts/model/ContactLoader.java