Added null checkinng and logging for edit user permissions (issue 155)

James Moger

2012-10-30 a4231d30c4d2765c80f57df79cd1d4d39a9795ea

 src/com/gitblit/utils/JGitUtils.java

@@ -1756,6 +1756,9 @@
         }

         tw.setRecursive(true);

         while (tw.next()) {

            if (tw.getFileMode(0) == FileMode.GITLINK) {

               continue;

            }

            ZipEntry entry = new ZipEntry(tw.getPathString());

            entry.setSize(tw.getObjectReader().getObjectSize(tw.getObjectId(0),

                  Constants.OBJ_BLOB));