Update version number to 2.2.0-RC2
Update version number to 2.2.0-RC2

petteyg/cakephp,berrygoudswaard/cakephp,Balachan27/cakephp,burriko/cakephp,michaelze/cakephp,mvdriel/cakephp,nrother/cakephp,dakota/cakephp,dakota/cakephp,eboominathan/cakephp,adopico/cakephp,garethellis36/cakephp,dakota/cakephp,erikfig/cakephp,timhoeppner/cakephp,tgr0ss/cakephp,dkarvounaris/cakephp,CVO-Technologies/cakephp,ndm2/cakephp,yinhe007/cakephp,ADmad/cakephp,nrother/cakephp,jeffblack360/cakephp,cakephp/cakephp,bravo-kernel/cakephp,tgr0ss/cakephp,timhoeppner/cakephp,et304383/passbolt_api,jjj117/cakephp,jeffblack360/cakephp,akintoey/cakephp,Phillaf/cakephp,gmponos/cakephp,CakeDC/cakephp,nrother/cakephp,khoimt/cakephp-study,pbaire/cakephp,thinkingmedia/cakephp,yinhe007/cakephp,cakephp-fr/cakephp,dkarvounaris/cakephp,et304383/passbolt_api,ndm2/cakephp,CVO-Technologies/cakephp,tenkoma/cakephp,eryw/cakephp,CakeDC/cakephp,et304383/passbolt_api,gmponos/cakephp,jerems02/cakephp,adopico/cakephp,Balachan27/cakephp,kumamidori/cakephp,ADmad/cakephp,akintoey/cakephp,garethellis36/cakephp,web-player/cakephp,web-player/cakephp,jeffblack360/cakephp,justinyost/cakephp,justinyost/cakephp,michaelze/cakephp,ndm2/cakephp,khoimt/cakephp-study,ADmad/cakephp,HavokInspiration/cakephp,HavokInspiration/cakephp,mvdriel/cakephp,web-player/cakephp,pbaire/cakephp,berrygoudswaard/cakephp,mvdriel/cakephp,khoimt/cakephp-study,petteyg/cakephp,CakeDC/cakephp,elboletaire/cakephp,jjj117/cakephp,akintoey/cakephp,cakephp/cakephp,erikfig/cakephp,dakota/cakephp,burriko/cakephp,timhoeppner/cakephp,cakephp-fr/cakephp,burriko/cakephp,justinyost/cakephp,michaelze/cakephp,eryw/cakephp,jjj117/cakephp,davidyell/cakephp,tenkoma/cakephp,eryw/cakephp,thinkingmedia/cakephp,eboominathan/cakephp,adopico/cakephp,ADmad/cakephp,tisu2tisu/cakephp,elboletaire/cakephp,bravo-kernel/cakephp,tisu2tisu/cakephp,elboletaire/cakephp,ionas/cakephp,ionas/cakephp,davidyell/cakephp,et304383/passbolt_api,petteyg/cakephp,petteyg/cakephp,tenkoma/cakephp,tisu2tisu/cakephp,cakephp/cakephp,kumamidori/cakephp,gmponos/cakephp,et304383/passbolt_api,Balachan27/cakephp,eboominathan/cakephp,Phillaf/cakephp,kumamidori/cakephp,jerems02/cakephp,HavokInspiration/cakephp,Phillaf/cakephp,mvdriel/cakephp,tgr0ss/cakephp,garethellis36/cakephp,tenkoma/cakephp,CVO-Technologies/cakephp,cakephp/cakephp,dkarvounaris/cakephp,cakephp-fr/cakephp,davidyell/cakephp,CakeDC/cakephp,berrygoudswaard/cakephp,garethellis36/cakephp,ionas/cakephp,erikfig/cakephp,jerems02/cakephp,yinhe007/cakephp,bravo-kernel/cakephp,ndm2/cakephp,thinkingmedia/cakephp,pbaire/cakephp