udated application.properties to contain 0.2 version number
Removed the line 'plugins.rdc-rmodules=0.2' which was causing the plugin to depend on itself
upgraded Rmodules to grails 2.2.1
upgraded Rmodules to grails 2.2.2
upgraded Rmodules to grails 2.2.3
Merge remote-tracking branch 'upstream/master'

Conflicts:
	application.properties
Fix release plugin version

It's not tied to $grailsVersion.