Update to grails 2.2.3
added grails release plugin to install Rmodules using mave-install
Ressource module upgrade
Deletion of useless resources
HTML semantic fix and CSS recourse link correction (pointing now to plugin deployement path)
Removing useless resource files
Linking fix
First debug attempt for issue THRONE-39
Little forgotten thing for previous fix (Waterfall controller missing)
Merge branch 'github/fixes_for_Beta_V1Point1'
Addressing issue THRONE-33
grails upgrade to 2.2.4
Changed version number to SNAPSHOT
updated version of plugins-release, in application.properties