Added json metadata for rush
Added json metadata for rush

sgerrand/cookbooks,pgroudas/cookbooks,pcreux/cookbooks,dbroeglin/cookbooks,rightscale/cookbooks,beni55/cookbooks,beni55/cookbooks,dagolden/opscode-cookbooks,DataDog/opscode-cookbooks,gravitystorm/cookbooks,dbroeglin/cookbooks,NewSpring/Cookbooks,pcreux/cookbooks,dbroeglin/cookbooks,dagolden/opscode-cookbooks,beni55/cookbooks,DataDog/opscode-cookbooks,beni55/cookbooks,NewSpring/Cookbooks,sgerrand/cookbooks,sgerrand/cookbooks,beni55/cookbooks,rightscale/cookbooks,pgroudas/cookbooks,dagolden/opscode-cookbooks,gravitystorm/cookbooks,DataDog/opscode-cookbooks,NewSpring/Cookbooks,pgroudas/cookbooks,sgerrand/cookbooks,gravitystorm/cookbooks,pcreux/cookbooks,beni55/cookbooks,NewSpring/Cookbooks,NewSpring/Cookbooks