Undeprecate Plugin::routes()
Undeprecate Plugin::routes()

We'll leave it alone for now as it makes an easy to use API for simple
plugin setups.

petteyg/cakephp,garethellis36/cakephp,dakota/cakephp,ndm2/cakephp,CakeDC/cakephp,dakota/cakephp,davidyell/cakephp,dakota/cakephp,ndm2/cakephp,cakephp/cakephp,davidyell/cakephp,tenkoma/cakephp,davidyell/cakephp,CakeDC/cakephp,mvdriel/cakephp,garethellis36/cakephp,garethellis36/cakephp,petteyg/cakephp,tenkoma/cakephp,cakephp/cakephp,petteyg/cakephp,CakeDC/cakephp,ADmad/cakephp,ADmad/cakephp,mvdriel/cakephp,cakephp/cakephp,ndm2/cakephp,dakota/cakephp,ndm2/cakephp,ADmad/cakephp,CakeDC/cakephp,petteyg/cakephp,mvdriel/cakephp,cakephp/cakephp,garethellis36/cakephp,mvdriel/cakephp,tenkoma/cakephp,ADmad/cakephp,tenkoma/cakephp