Updated SDK build tools to 21.0.1 and remove old versions.
-rw-r--r-- 6 .gitignore
-rw-r--r-- 11992 LICENSE
-rw-r--r-- 1519 README.chromium
-rw-r--r-- 3811 android_tools.gyp
drwxr-xr-x - ndk
drwxr-xr-x - sdk