Add some more logging to better understand integration test timeouts.
Merge pull request #366 from brendandburns/timeout

Add some more logging to better understand integration test timeouts.
Fixes a syntax error of api/examples/service.json
Use docker client lib instead of binary for pulls
Add how to install deps
Merge pull request #373 from yugui/fix/examples

Fixes a syntax error of api/examples/service.json
Merge pull request #351 from discordianfish/use-api-for-pull

Use api for pulling images instead of shelling out
add http health checks.