Starting on jsdoc3 docs
Adding make target for jsdoc html output
Merge branch 'jsdocs'
Merge branch 'master' of github.com:SOHU-Co/kafka-node
Merge branch 'master' of github.com:SOHU-Co/kafka-node

Conflicts:
	lib/client.js
Better broker availability errors
Merge pull request #42 from nbrownus/broker_errors

Better broker errors and some documentation