Start pulling the yui compressor plugin from git directly.
Bump us to sbt 0.13.1.
Added a feature to CSS Selector Transforms that overrides attribute m…
…erging. Closes #1312
Upgrade sbt-yui-compressor to 0.2.1
Cloudbees having difficulty recogzing gpg passphrase, disable gpg plugin
Use updated SBT plugins from newer location, cleanup plugin config