Updating to use chef-server_11.0.10-1
added bookshelf url to config, as it is getting set to local hostname instead of url, which causes client to not be able to get cookbooks
Merge pull request #22 from jacobwagner/add_bookshelf_url

added bookshelf url to config
Merge pull request #18 from galstrom21/master

Updating to use chef-server_11.0.10-1
added nimbus installation script
updated script

Upon further review I have decided that this script is not in need
of setting configuration values. This is becuase the probes are
preconfigured in the package we are deploying.

Also updated [ ] to [[ ]]
Merge pull request #25 from cloudnull/nimbus

added nimbus installation script