Adding json-c submodule
spliting udp and tcp traffic generation code in seperate c files
fixing http server
Adding webpage
integration with floodlight
adding a macro to init libev struct
fixing backwards compatibility with older libconfig versions
Adding code to generate statistics from the client side
getting default config files out of version control
Merge branch 'feature/http-ctrl-server' of https://github.com/crotsos/yet-another-traffic-gen into feature/http-ctrl-server
merging
merging with the http server code