fix NullPointerException in ITicketService and add TestCase

Kevin Walter

2014-04-14 4868740ed7f40ce0cf162f17a8224856ae10a4b0

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

@@ -27,6 +27,8 @@

/**
 *
 * Authenticates an SSH session with username/password credentials.
 *
 * @author James Moger
 *
 */