Backporting changes from 1.2 to 1.1 Adding Set class
Backporting changes from 1.2 to 1.1
Adding Set class

git-svn-id: 5860920b332e8b1c20d5ac1ddb0cfb1512ef151a@4711 3807eeeb-6ff5-0310-8944-8be069107fe0

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