Fixed early connection reading
Added more documentation
Merge pull request #6 from sBaildon/master

utils/client/http-client.py accepts IPs at the CLI
Merge pull request #7 from sBaildon/master

Stop OC controller from crashing at first node connection/JSON-RPC request
Merge pull request #8 from sBaildon/master

Allow SIGINT in http-client.py
Added VLAN field to FLOW_MOD
Updated TODO.md
Added debug information for Floodlight device API
 Fixed Floodlight API exception catching
Fixed error printing
Added persistent connection support
Send 'content-length' HTTP header

Also improved file writing resiliency