move Chef gem dependency to chef barclamp, and up to 11
remove chefspec for now- it blows up with chef11
Merge pull request #442 from aabes/pull-req-master-48d1765e64d60dcec3f27f919cb4d1174660ce38

Move to chef11 gem (API from rails app). disable chefspec, it blowsup [1/3]