Merge pull request #112 from mnjuhn/dev

Dev
Merge pull request #113 from mnjuhn/dev

Schema Tweaks, Project Model Object.
Adding Project model object and making some fields optional.
Adding new Project Model Object.
Fix subtle bug in getOutputLinkIndex() (using wrong link counter)
Merge pull request #114 from javierhe/master

Fix subtle bug in getOutputLinkIndex() (we are using the wrong link counter)
Merge pull request #115 from andrewbts/null-and-list-handling

Null and list handling
Merge pull request #116 from mnjuhn/dev

Updating to new controller schema.
Merge branch 'dev' of github.com:mnjuhn/model-objects
Merge pull request #117 from mnjuhn/dev

Correcting issue when trying to get density value after de-serializing f...
Add method to query FD by offset time
Merge pull request #118 from mnjuhn/dev

Updating Schema for Controller MO
Merge branch 'dev' of github.com:calpath/model-objects
Merge pull request #119 from mnjuhn/dev

Actuator Model Object
Merge branch 'dev' of github.com:calpath/model-objects
Merge pull request #120 from javierhe/master

Add method to FDProfile to query FD by offset time
Merge branch 'dev' of github.com:calpath/model-objects into dev
Changes to controller MO - using sensor and actuator set.
Controller MO unit tests