Update to Groovy 2.4.4

James Moger

2015-09-18 7148831175e9952d895d6768a25d0df5c330fd97

 src/main/java/com/gitblit/servlet/RawServlet.java

@@ -468,7 +468,7 @@
            served = true;
         }
      } finally {
         tw.release();
         tw.close();
         rw.dispose();
      }