Enhanced instrument model OOI preload - more attributes
Opt in classes for generic agent mechanisms.
class names.
Bump pyon base agent.
Factor stream publishers into opt-in attribute class.
Bump pyon for base agent updates.
Agent specific state and event enums.
Merge pull request #932 from carueda/platform_agent_R2C4

properly handle device_added/removed events and other additions and improvements
added baseenum parent to state and event subclasses.
fixed typo. '==' where it should have been '='
Merge branch 'master' of github.com:ooici/coi-services
Bumped pyon
Merge pull request #933 from shenrie/master

Bumped pyon
transition preload from alarms to alerts
update google doc url
Bumped pyon
Added attribute
Merge pull request #935 from shenrie/master

Bumped pyon
Implemented create_prepare_update resources
Merge pull request #936 from shenrie/master

Implemented create_prepare_update resources