Support for adding bottom scripts

Tom

2014-11-12 bae957cd80e59f16fe011dda45ce2624e2ffd4d2

 src/main/java/com/gitblit/tickets/BranchTicketService.java

@@ -828,8 +828,12 @@
      List<DirCacheEntry> list = new ArrayList<DirCacheEntry>();
      TreeWalk tw = null;
      try {
         tw = new TreeWalk(db);
         ObjectId treeId = db.resolve(BRANCH + "^{tree}");
         if (treeId == null) {
            // branch does not exist yet, could be migrating tickets
            return list;
         }
         tw = new TreeWalk(db);
         int hIdx = tw.addTree(treeId);
         tw.setRecursive(true);