Widen append varargs to be Object instead of String
[maven-release-plugin] prepare release http-request-4.0
[maven-release-plugin] prepare for next development iteration
Upgrade version for latest release
Add url() method to expose URL of the request's connection

Closes #19
Add method() to expose HTTP method of the request's connection
Use internal methods from toString()
Merge pull request #1 from kevinsawicki/master

update