License PA OTA as GPLv3

Change-Id: I54a1f8b1d0cf28edad130373f74a9e3b7b8b5c61
Signed-off-by: Evan Anderson <evan1124@gmail.com>
Add .gitignore

Change-Id: Iec8c97fca4f2685cf0c5a9a297c35ecefe6b87cb
Signed-off-by: Evan Anderson <evan1124@gmail.com>