update grails version to 2.3.3
Merge branch 'master' of github.com:grails-plugins/grails-tomcat-plugin
Revert "less duplication"

This reverts commit d9e2da063e45bcc4229d77ea158112a231fef923.
Revert "used wrong fork configuration when running tests"

This reverts commit 5c3ee7e702731386aaec002b6d518ad88b137404.