Merge pull request #3 from AlanHuang/master

Bug 922014 - [helix] PVT builds need libchromatix_ov5647_preview.so to make camera preview work. r=mchen
Merge pull request #4 from AlanHuang/master

Bug 922526 - Copy external_sd.fstab/internal_sd.fstab and vold from partner build. r=mchen
Bug 917642 - Use our own copy of rild
removed wiperiface
Merge pull request #5 from nhirata/remove_wiperiface

removed wiperiface as it is not in the OEM build