[findbugs] Fix potential NPE in DiffStat generation

James Moger

2014-04-17 dfd6f5d75aebd7a0a41305831ec6d194ae092f5d

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

@@ -16,6 +16,8 @@
package com.gitblit.servlet;



import java.io.IOException;

import java.io.UnsupportedEncodingException;

import java.net.URLDecoder;

import java.security.Principal;

import java.util.Enumeration;

import java.util.HashMap;