Upgrade to Jetty 9.0.2.v20130417

Initial Jetty 9 release had some performance issues and leaked
resources. Those and more bugs are fixed with the new release.

Issue: 63
Merge pull request #63 from sslavic/63

Upgrade to Jetty 9.0.2.v20130417
updated readme.md
Since a lot of changes had been made since this pull request
a "copy-paste" merge was easier than a nomral merge of the commit.

Thanks @c089 for the contribution.
resolves #44 so Routes and Filters are accept type aware.
resolves #44
Add the ability to specify a path in a cookie
resolves issues #1 and #44
when 404 is returned, the request URL is included in the body
merge of solution for #1 and #44
Merge remote-tracking branch 'xavier/master'
Merge remote-tracking branch 'bverbeken/master'
changed to just request URI