fix testing for php version using travis variables
fix testing for php version using travis variables

CakeDC/cakephp,davidyell/cakephp,petteyg/cakephp,jeffblack360/cakephp,HavokInspiration/cakephp,thinkingmedia/cakephp,mvdriel/cakephp,nrother/cakephp,cakephp/cakephp,CVO-Technologies/cakephp,Phillaf/cakephp,jeffblack360/cakephp,CakeDC/cakephp,ADmad/cakephp,ndm2/cakephp,tgr0ss/cakephp,CakeDC/cakephp,justinyost/cakephp,garethellis36/cakephp,ionas/cakephp,tenkoma/cakephp,thinkingmedia/cakephp,nrother/cakephp,ndm2/cakephp,tgr0ss/cakephp,mvdriel/cakephp,HavokInspiration/cakephp,mvdriel/cakephp,thinkingmedia/cakephp,petteyg/cakephp,petteyg/cakephp,Phillaf/cakephp,elboletaire/cakephp,berrygoudswaard/cakephp,cakephp-fr/cakephp,ndm2/cakephp,cakephp-fr/cakephp,garethellis36/cakephp,dakota/cakephp,berrygoudswaard/cakephp,jeffblack360/cakephp,cakephp-fr/cakephp,cakephp/cakephp,justinyost/cakephp,CakeDC/cakephp,dakota/cakephp,CVO-Technologies/cakephp,dakota/cakephp,nrother/cakephp,berrygoudswaard/cakephp,ADmad/cakephp,ndm2/cakephp,tenkoma/cakephp,cakephp/cakephp,CVO-Technologies/cakephp,ADmad/cakephp,tenkoma/cakephp,davidyell/cakephp,davidyell/cakephp,petteyg/cakephp,ionas/cakephp,elboletaire/cakephp,dakota/cakephp,ionas/cakephp,tgr0ss/cakephp,garethellis36/cakephp,HavokInspiration/cakephp,justinyost/cakephp,tenkoma/cakephp,mvdriel/cakephp,cakephp/cakephp,Phillaf/cakephp,ADmad/cakephp,garethellis36/cakephp,elboletaire/cakephp