Merge branch 'release-0.1.7' into develop
Update Support Library and Google Play services
Update Google Play services
Additional logging
Close #159: Use TimeUnit.SECONDS
Bump version
Update Google Play services
Change project target to Google APIs 16
Change project target to Google APIs 8
Updated libraries
Change targets
Removed Google Play services lib, changed ProGuard settings and changed build target
Removed unnecessary "keep" directives
Merge branch 'release-0.1.7.1'