I just found out RatPack doesn't really support custom verbs, so I fixed it by adding a register closure that calls the proper register method in RatPackApp.groovy.
Add 'register' closure so that you can actually register custom verbs as
Upgrade to Groovy 1.8.4
Puedes ahorrar las lineas 65..71 con esto:
Thanks for this, sorry it took so long to get it merged in.