orchestrator, skeleton: Initial work on message serializtion
Merge remote-tracking branch 'origin/master'

Conflicts:
	src/orchestrator/main.go
added a function to clean deploy writing for orchestrator
added test case for JSON encoding/decoding
common/util: Run go fmt
Merge branch 'master' into messages

Conflicts:
	src/orchestrator/main.go
added message logging for handleImage in Orchestrator
Merge branch 'messages' of https://github.com/c00w/skeleton into messages

Conflicts:
	src/orchestrator/main.go
Added early return to skeleton deploy if error is encountered
Added a multiplexer in util.go to write everything to multiple outputs.
orchestrator: Don't write directly to w
Merge branch 'master' into messages

Conflicts:
	src/orchestrator/main.go
	src/skeleton/main.go
orchestrator: Don't mess up the json stream