added note about directories with points
added note about directories with points

git-svn-id: 36dcc065b18e9ace584b1c777eaeefb1d96b1ee8@57394 13f79535-47bb-0310-9956-ffa450edef68

apache/forrest,apache/forrest,apache/forrest,apache/forrest,apache/forrest,apache/forrest