fixed a problem with Json formatting
Upgrade grails to 2.3.1
Update grails app Readme
Update to Undertow 1.0.0.Beta20
more performance enhancements, cleaned configuration
Merge pull request #563 from weltermann17/master

Plain: more performance enhancements, fixed a potential startup problem
Merge pull request #568 from Kepinator/master

Upgrade benchmark grails app to latest grails version and update documentation.
Merge pull request #569 from stuartwdouglas/master

Update to Undertow 1.0.0.Beta20
Skipping play-activate-mysql

Does not successfully kill process on stop().
Updated Grails to 2.3.1; did not work
not using the 'professional' mysql connstring leads to huge garbage
Merge pull request #570 from weltermann17/master

Plain: Not using the 'professional' mysql connstring leads to huge garbage
fix play-slick stop