Sony Broadcom Wifi driver (17.1.A.2.55)

Change-Id: I6b2afeb2886e2b36b459360dd12722fbec0957c0
Sony Broadcom Wifi driver update (17.1.1.A.0.402)
shinano: add last_kmsg

Change-Id: Ifa169209a3edd10f3d560ffe925153bb513337f7
defconfig: enable bcmdhd wlan modules
build scripts: update scripts to strip new modules
Merge branch 'master_kk-4.4.2' into experimental
defconfig: add & enable intelliplug