Make a copy of the solr 3.x branch so I can integrate manifoldcf components.

git-svn-id: https://svn.apache.org/repos/asf/incubator/lcf/integration/solr-3.x/trunk@1176441 13f79535-47bb-0310-9956-ffa450edef68
tree: fe26d510b07092f773ef9e22abfe81c7c50efdfe
  1. dev-tools/
  2. lucene/
  3. solr/
  4. .hgignore
  5. build.xml
  6. README.txt