Fix NPEs when handling referenced milestones that do not exist

James Moger

2014-09-04 270e9e762820833d6815e362034dc3f4809b6470

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

@@ -38,7 +38,7 @@
         userRepoPrefix = Constants.DEFAULT_USER_REPOSITORY_PREFIX;
         return;
      }
		

      String newPrefix = prefix.replace('\\', '/');
      if (prefix.charAt(0) == '/') {
         newPrefix = prefix.substring(1);