Revert "Downgrade play services to 6.5 - only way I can run on api 22"
Revert "Downgrade play services to 6.5 - only way I can run on api 22"

This seems to have been where I stopped being able to do 2.3.5 install
Determined by git bisect.

Fixes #189

This reverts commit ace2f3b0d01809e2e02192f984245191ac8ad55b.

warmshowers/wsandroid,CyrilWendl/wsandroid,swojo/wsandroid,saemy/wsandroid