FM Radio: Add support for FM Radio in Android

Two sample applications for the proposed FM Radio API.

Change-Id: I8a0b0099f6ea20d9f53822127498d5e603eb3255

Signed-off-by: Christian Bejram <christian.bejram@stericsson.com>

Conflicts:
	build/sdk.atree

Conflicts:
	build/sdk.atree