Set next snapshot version
Annotation GrailsPlugin is not needed. Added by build. Asked Graeme Rocher about this at GR8Conf EU.
Use standard package name. Fixes Issue #7.
Ref discussion at http://grails.1312388.n4.nabble.com/Package-name-for-plugins-td4644160.html#a4644174
Hackergarten contribution GR8Conf.eu
Change log for 1.2.5
Release 1.2.5