RandomURLSpout now has a constructor to pass the list of URLs to randomly emit from
added a simplified fetcher bolt
Merge pull request #14 from jakekdodd/simple-fetcher

added a simplified fetcher bolt. 
Thanks Jake. Had a pretty similar one which I hadn't committed. Both approaches have their advantages and drawbacks but it is good to have a simpler version like this one.
upgraded crawler-commons to 0.5
[maven-release-plugin] prepare release 0.2
[maven-release-plugin] prepare for next development iteration
Spout implementations emit with a messageID
Fix incorrect filename in ReadMe file