Add github.com/cupcake/jsonschema to Godeps

Signed-off-by: Jesse Stuart <jesse@jessestuart.ca>
test: Validate controller examples WIP

Signed-off-by: Jesse Stuart <jesse@jessestuart.ca>
website/schema: Fix refs

Signed-off-by: Jesse Stuart <jesse@jessestuart.ca>
test: Validate controller examples WIP

Signed-off-by: Jesse Stuart <jesse@jessestuart.ca>
website/schema: ResourceReq.Config is required

Signed-off-by: Jesse Stuart <jesse@jessestuart.ca>
controller/example: ResourceReq.Config is required

Signed-off-by: Jesse Stuart <jesse@jessestuart.ca>