tf700t: Use GCC 4.7 for the kernel

 There are known issue with GCC 4.8, use GCC 4.7 to build kernel.

Change-Id: I7787c278a94a7fa3bafbaac04b18d8e5c0088f0f
tf700t: Fix typo

Change-Id: I4d99cebe9b4749b26df7a9ecfa952886ef086f16
Merge pull request #1 from omnirom/android-5.0

merge into lp5.0