Merge changes from topic 'single-big-merge' into emu-master-dev

* changes:
  Move android-configure.sh to android/configure.sh
  Move Makefile.{common,top}.mk to android/build/
  gen-charmap.py: Move to android/scripts/
  Android.mk: Remove obsolete file.
  Move docs/ to android/docs/
  Move 'emulator' source file to android/emulator/
  Move QEMU1 sources to android/qemu1/
  Move gen-hw-config.py from android/tools/ to android/scripts/
  Move AndroidEmu sources to android/android-emu/
  android: move images/ to android/images/
  update-emugl-source.sh: Move to android/android-emugl/scripts/
  offset_layout.py: Move to android/scripts/
  gen-skin.py: Remove obsolete script
  Move distrib/ to android/third_party/
  Move android-emugl from distrib/ to android/
  CpuAccelerator.cpp: Remove dependency on QEMU1 header.
  build: Make LOCAL_QT_XXXX files relative to LOCAL_PATH
  build: Make LOCAL_PROTO_SOURCES files relative to LOCAL_PATH