prima: WLAN Driver Release 3.1.7.9

Initial code drop for wlan driver.

git clone gitosis@git.codeaurora.org:/external/wlan/reponame.git
SHA: 295189bdc1f9d9ce4f01e1c67662aaad2d64348a

Signed-off-by: Iliyan Malchev <malchev@google.com>
arm: unwind: Remove logspam while in debug mode

Signed-off-by: Tk-Glitch <Ti3noU@gmail.com>
added prima to defconfig