Adding RHEL script for docker registry
Recommend standard library registry as the fast way to bootstrap docker-registry
Merge pull request #123 from dangra/patch-1

Recommend standard library registry as the fast way to bootstrap docker-registry
Merge pull request #122 from dtrupenn/RHEL_script

Adding RHEL script for docker registry
- Added bandwidth_parser script that reads from docker-registry's log file
	- Keep the data in redis for 24hs
- Added config environment for prod/redis
- Refactored the bandwidth_parser
- Removed bandwidth_cache file