Fix exception handling for account with no public keys

James Moger

2014-03-19 fdf85cf245cddf121d35799637aaea8795db2ebd

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

@@ -99,8 +99,12 @@
      @Override
      public void run() {
         IPublicKeyManager keyManager = getContext().getGitblit().getPublicKeyManager();
         List<PublicKey> keys = keyManager.getKeys(getContext().getClient().getUsername());

         String username = getContext().getClient().getUsername();
         List<PublicKey> keys = keyManager.getKeys(username);
         if (keys == null) {
            stdout.println(String.format("%s has not added any public keys for ssh authentication", username));
            return;
         }
         for (PublicKey key : keys) {
            // two-steps - perhaps this could be improved
            Buffer buf = new Buffer();