Initial commit
First commit.
Trigger Travis build.
OracleJdk 6 removed from Travis build.
Trigger Travis build.
Migrate to gradle.
Closes Add PMD #1, Add Checkstyle #2.
Trying to get drone.io to work.
Missing } added.
Trying to get drone.io to work.
Trying to get drone.io to work.
Trying to get drone.io to work.
Trying to get drone.io to work.
Trying to get drone.io to work.
Trying to get drone.io to work.
Trying to get drone.io to work.
Trying to get drone.io to work.
Trying to get drone.io to work.
Changing GAE version.
Restoring appengine plugin.
Appengine plugin is failing in drone.io, removing it.