Move Tuscany from Incubator to top level.



git-svn-id: https://svn.apache.org/repos/asf/tuscany/tags/java/das/1.0-incubating-beta1-rc3@668359 13f79535-47bb-0310-9956-ffa450edef68
tree: 2f604a5bb8421ef0afe7fc2c54614233b625f106
  1. distribution/
  2. rdb/
  3. samples/
  4. pom.xml