rename pdk build: pdk1 to pdk_eng, pdk2 to pdk_rel
external/clang and llvm for frameworks/compile
header cleanup after camera refactoring

Change-Id: Ie4a7dce7d07b1b0ebcd76ae13f4d80ae5665987b
7 files changed
tree: 6014cbcffaadcda9d9d5e8b018d1837942707a9f
  1. build/
  2. .gitignore