contrib/schema: update generator to rewrite imports
contrib: vendor google-api-go-generator with godep \o/
schema: fix spelling idiocy
schema: remove old generated API json
agent/reconcile: remove State from desired state

The State field is not required or useful when calculating the desired
state for what an agent is running; rather, we simply use the
TargetState/DesiredState of a Unit.
Merge pull request #785 from jonboulle/state

agent/reconcile: remove State from desired state
job: add IsGlobal to job.Unit/fleetctl, and associated test coverage
Merge pull request #782 from jonboulle/schemaglobal

schema: add IsGlobal and associated tests
Merge pull request #777 from jonboulle/googleapi

contrib/schema: update generator to rewrite imports
global