Add the bootstrap flag to the deployer-client role.
Merge pull request #152 from VictorLowther/pull-req-master-c3b0cb7e352feeff6881ccd3369d63b7170a505b

https://github.com/crowbar/barclamp-deployer/pull/152

Merged by devtool for VictorLowther
Clear unneeded cruft from the deployer-client role.
Move repos cookbook into the provisioner.