Merge pie-platform-release to aosp-master - DO NOT MERGE

Change-Id: Iebd3beb4a77cb91342c2b2c4a592c9036970a3d5
tree: 506b6ac5543c8381112c530bb5d282b3a02c1d1a
  1. Android.bp
  2. l2tp.c
  3. MODULE_LICENSE_APACHE2
  4. mtpd.c
  5. mtpd.h
  6. mtpd.rc
  7. NOTICE
  8. pptp.c