Upgrade Proguard to 5.1.

Downloaded from:
http://sourceforge.net/projects/proguard/files/proguard/5.1/

Bug: 17550647
Change-Id: I2b4eab16eb7821fc232b294ab7f433aae08f71e1
738 files changed
tree: 9ac962825d41c4fb8ad1ec0fc2e8b441b42d3869
  1. Android.mk
  2. CleanSpec.mk
  3. NOTICE
  4. README
  5. bin/
  6. build/
  7. docs/
  8. examples/
  9. lib/
  10. src/