Add 'springVersion' and 'groovyVersion' variables for use in BuildConfig
fix Spring version and add dependency on spring-orm to ensure correct version is used for new apps
fix for GRAILS-9554 "PageRenderer can't set Locale"
use locale for response too
Add http PATCH method support to rest controllers.

When issuing a PATCH request a resource should be "patched", that is updated only with the properties submitted maintaing the rest of its properties. In contrast to POST requests, the later update the whole resource regardless of any data already there.