0.4.0 
  - Fixed other_values bug
  - added crawl-delay support
0.3.2
	- fixed breaking on reddit.com
0.3.1
  - fixed bug in disallows handling
  - partially mocked out open-uri
0.3.0
  - added loggable dependency 
0.2.0
	- IF robot.txt 404s, assume allowed.
  - Added CHANGELOG