Adds a basic test wrapper for Android

To run libc++ tests:
$ mm
$ adb sync
$ python runtests.py # runs all host and device tests
                     # see main() for command line options

To regenerate all makefiles:
$ python makemake.py

Change-Id: Ibad78ad8e1bd45f32730d281afa53c2cec55478f
1115 files changed