Fix raw serving of files/directories that do not exist in a branch/ref

James Moger

2014-09-04 846ee5329f201ea89b4f84b60137b540cef870db

 src/main/java/com/gitblit/transport/ssh/WelcomeShell.java

@@ -1,4 +1,5 @@
/*
 * Copyright (C) 2009 The Android Open Source Project
 * Copyright 2014 gitblit.com.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");