Merge pull request #27 from mdaley/master

Allow more unusual HTTP Methods to be specified.
Add release script that signs and works behind a proxy
Remove marginalia stuff from release script
Version 0.1.16
Version 0.1.17-SNAPSHOT
Version number seems to be out of sync
Version 0.1.18
Version 0.1.19-SNAPSHOT
Bump readme to latest in clojars