Merge branch 'upstream'

Merge List:

* 0ba75091 - libqrtr: add extern "C" guard in libqrtr.h
* a9c50b63 - qrtr-lookup: Add description of service 52
* 4b7025a7 - lookup: fix service name for service type 17

BUG=None
TEST=Tested qrtr-lookup on cheza.

Change-Id: I7eae9562589f9f9596cad5eb9225a060fb0bc47a
tree: 02e0968c738515aa458a7e39f3ea2c8e92da8b96
  1. lib/
  2. src/
  3. .gitignore
  4. LICENSE
  5. Makefile
  6. OWNERS
  7. qrtr.py
  8. README.chromium