Android: Implement support for crosswalk-lite
Android: Implement support for crosswalk-lite

The parameter for crosswalk-pkg is --android="lite",
for crosswalk-app use --android-shared.

Compressed runtime (XWALK-4025) is not supported yet.

BUG=XWALK-4972

crosswalk-project/crosswalk-app-tools,crosswalk-project/crosswalk-app-tools,crosswalk-project/crosswalk-app-tools,baleboy/crosswalk-app-tools,baleboy/crosswalk-app-tools,baleboy/crosswalk-app-tools