Update 2FA and Captcha controls

Source/LibationWinForms/Dialogs/Login/CaptchaDialog.cs

@@ -24,10 +24,8 @@ namespace LibationWinForms.Dialogs.Login
 			this.captchaPb.Image = image;
 
 			passwordTb.Text = password;
-			passwordTb.Enabled = string.IsNullOrEmpty(password);
 
-			if (passwordTb.Enabled)
-				answerTb.Select();
+			(string.IsNullOrEmpty(password) ? passwordTb : answerTb).Select();
 		}
 
 		private void submitBtn_Click(object sender, EventArgs e)

Source/LibationWinForms/Form1.ScanAuto.cs

@@ -47,7 +47,7 @@ namespace LibationWinForms
 			// load init state to menu checkbox
 			Load += updateAutoScanLibraryToolStripMenuItem;
 			// if enabled: begin on load
-			Load += startAutoScan;
+			Shown += startAutoScan;
 
 			// if new 'default' account is added, run autoscan
 			AccountsSettingsPersister.Saving += accountsPreSave;