Fixes sort, page building and search functions on "my tickets" page.

Hybris95

2014-04-22 3f5b8f5d9203aa7ffb7fbe9cdbaf9dba3da6cae6

 src/main/java/com/gitblit/utils/JGitUtils.java

@@ -2256,8 +2256,10 @@
         }
      } catch (IOException e) {
         LOGGER.error("Failed to determine canMerge", e);
      } finally {
         revWalk.release();
      } finally {

         if (revWalk != null) {
            revWalk.release();

         }
      }
      return MergeStatus.NOT_MERGEABLE;
   }
@@ -2347,8 +2349,10 @@
         }
      } catch (IOException e) {
         LOGGER.error("Failed to merge", e);
      } finally {
         revWalk.release();
      } finally {

         if (revWalk != null) {
            revWalk.release();

         }
      }
      return new MergeResult(MergeStatus.FAILED, null);
   }