meta-facebook: Move common recipe under facebook layer

Moved common facebook recipe under meta-facebook to support multiple
facebook platform and make use of common code across platforms.

This is just a first phase to add common layer and moved
meta-tiogapass/recipe-fbtp to ./recipe-fb. Slowly, will
move all common meta data under meta-facebook.

Change-Id: I7189f7b8558ce961843d7fdd89c4a30d8531a0e4
Signed-off-by: Vijay Khemka <vijaykhemka@fb.com>
9 files changed