controller/examples: Exclude Date header from output

Signed-off-by: Jesse Stuart <jesse@jessestuart.ca>
controller/examples: Output JSON instead of JSON+markdown

closes #472

Signed-off-by: Jesse Stuart <jesse@jessestuart.ca>
controller/examples: Optimize compileRequest

Signed-off-by: Jesse Stuart <jesse@jessestuart.ca>
Merge pull request #473 from flynn/controller-examples-output

controller/examples: Output only JSON instead of JSON + markdown