rate limit config field
including wrapper, pointing resized to local and serving handler under ratelimit
ratelimit controller
wrapping http.Handler with negroni.Handler and sending 504 if ratelimit crossed
sample resizer.ini
remove re-reading of config
removed httl handler wrapper and added a middleware
renamed wrapper to middleware and added a middleware for rate limit
fix for no timeout. Moved ratelimit out side http call
deleting resizer.init
Merge branch 'master' into rateLimit
Merge remote-tracking branch 'origin/rateLimit'

Conflicts:
	version.go