Updated invitation docs
Added delegations
Added workspace client
Workspaces without owner slug
Added workspace update/destroy
Added specs and docs for workspace module
Added api endpoints for stacks
Switch over from Sawyer to Faraday

- Sawyer has more then we need
Enable adapter specification
Wrote specs for the actual request
Specs for Resource
Updated docs
Needlessly complex
Prepare for session based API transactions
Added activity
Added faker and stubbed tests
Make workspace specs green
More specs and updated docs
Added blox update
Merge remote-tracking branch 'origin/master'