[findbugs] Fix potential NPE on determining hasOrigin on loading a model

James Moger

2014-04-17 2546ea31eb8cc9b313db921bf8f7555406610d70

 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");