add hyperlinks from web UI to hawk

requires apply_role_post_chef_call from
https://github.com/crowbar/barclamp-crowbar/pull/862
add :start / :stop actions to primitive LWRP
support running hb_gui over ssh
fix setting of hacluster password

requires the crypted version, not the plaintext one
fix proposal validation
allow hawk-server on any node in the cluster
complete allow_multiple_proposals? comment
move providers/helper.rb to libraries/cib_objects.rb and extend
add tests for cib_objects.rb
support changing of attributes in primitives
add guard-rspec support
add guard-bundler support
move keystone primitive resource config to shared file for reuse
reorganize spec/ hierarchy to mirror code it's testing