3.2-beta-1 version bump
fix lint error in utils
remove subproject artifacts for release builds
Merge pull request #1803 from wordpress-mobile/issue/remove-subproject-artifacts-from-release-build

Issue/remove subproject artifacts from release build
Merge branch 'release/3.2' into develop
Merge branch 'develop' of github.com:wordpress-mobile/WordPress-Android into feature/travis-integration