Fixed return result of plugin execute method,

Changed dialog to not close after a pull button click to allow for a work flow to rebase and then push

Author: Nathan Roe

GitTfsDialog.cs

@@ -82,7 +82,6 @@ private void PullButtonClick(object sender, EventArgs e)
                 _settings.PullSetting = PullSetting.Fetch;
                 _commands.StartGitTfsCommandProcessDialog("fetch", TfsRemoteComboBox.Text);
             }
-            this.Close();
         }
 
         private void InitializePush()

GitTfsPlugin.cs

@@ -31,21 +31,19 @@ public bool Execute(GitUIBaseEventArgs gitUiCommands)
         {
             if (string.IsNullOrEmpty(gitUiCommands.GitWorkingDir))
             {
-                return false;
+                return true;
             }
 
             var remotes = GetTfsRemotes(gitUiCommands.GitUICommands);
 
             if (remotes.Any())
             {
                 new GitTfsDialog(gitUiCommands.GitUICommands, PluginSettings, remotes).ShowDialog();
-            }
-            else
-            {
-                MessageBox.Show("The active repository has no TFS remotes.", "git-tfs Error",
-                                MessageBoxButtons.OK, MessageBoxIcon.Error);
+                return false;
             }
 
+            MessageBox.Show("The active repository has no TFS remotes.", "git-tfs Error",
+                            MessageBoxButtons.OK, MessageBoxIcon.Error);
             return true;
         }