Ignoring the remaining IntelliJ project files in SVN

git-svn-id: https://svn.apache.org/repos/asf/turbine/fulcrum/trunk/upload@1686939 13f79535-47bb-0310-9956-ffa450edef68
tree: 049eb0fceb36b70aae05e0b13a9ede084b7eba2b
  1. src/
  2. xdocs/
  3. LICENSE.txt
  4. NOTICE.txt
  5. pom.xml