Update version number to 3.5.0-RC2
Update version number to 3.5.0-RC2

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