Add transit.
Add unit testing to transit.

Also add setters in TransitOptions, and helper function in base GWT unit test class.
Transit: autoformat code according to conventions.
Add missing getProjection() to OverlayView class.
Merge pull request #155 from branflake2267/brandon_release

Brandon release
Update README.md

remove pom from the dependency version
Update README.md

set the gwt-maps-api as the dependency instead of the parent pom
Merge pull request #152 from laurentg/master

Add missing transit to API.