Here's the release vote for RC1 of the 2.0-Beta4 artifacts, please review and vote.
You can find the staged artifacts at: http://people.apache.org/~antelder/tuscany/2.0-Beta4-RC1/ and the SVN tag for the release at: https://svn.apache.org/repos/asf/tuscany/sca-java-2.x/tags/2.0-Beta4-RC1/ ...ant