Flowdock Integration

Initial hooks into flowdock
Added Flowdock files
Added github intent
Added temperature intent
Somo code refactor, more needed
gitignore
Added more unit tests
Code clean up
Fixed error where calling body.Close would panic if we got an error on getting the connection
Better README
Use a json file for config values intead of adding more flags
Moved files from the services pacakge to main
Added sample cortex.config.json file
Updated README.md
Added more error checking to flowdock service
Read issue url from config file instead of hard coding it
Read flows to monitor from config file
Fixed test