layers.txt: bump meta-smartphone revision a bit

Signed-off-by: Martin Jansa <Martin.Jansa@gmail.com>
bblayers.conf: add meta-hp

Signed-off-by: Simon Busch <morphis@gravedo.de>
layers.txt: update upstream layers a bit

Signed-off-by: Martin Jansa <Martin.Jansa@gmail.com>
layers.txt: use jansa/master branches for layers

Signed-off-by: Martin Jansa <Martin.Jansa@gmail.com>