update gradle to 1.9
update sdk tools to 22.3
downgrade back to gradle 1.8 because it's a required version
downgrade back to gradle 1.8 because it's a required version
update build tool from 18.1.1 to 19
downgrade build tool to 18.1.1
update to API 19
update to API 19
add --stacktrace to gradle
update comment 18->19
update submodule
remove force sumodules update
check what do we have in downloads folder
add caching
remove apt caching
add apt caching
add caching
add comments
update FB module
add comment for cache feature
Merge branch 'update-build'

Conflicts:
	modules/facebook