Rework signature.bbclass to match current expectations
Rework signature.bbclass to match current expectations

Sets the SIGNATURE variable which we can utilize in the pstage filename, and
adds a write_signature{,_all} task, automatically doing write_signature for
all recipes if you set BB_HASH_DEBUG.

Signed-off-by: Chris Larson <4c8c411260e601995081b113a5ef94a26eff2b25@mentor.com>

kergoth/OE-Signatures