Merge pull request #28 from dozed/master

Importing ScalatraRenderContext methods.
bump sbt, scala, scalatra, web-plugin and scalatra-sbt versions
Upgrade to sbt-0.13.0.
Bumping default Scalatra version to 2.2.2
Merge pull request #31 from futurechimp/master

Bumping default Scalatra version to 2.2.2
Fixed naming.