Fix NPE in getting a user's fork if repository caching is disabled

James Moger

2013-12-11 b57d3e7e34d98042533369790d9f51462b04f9c0

 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);