Add recentf to gitignore, automatically generated custom.el stuff.

.gitignore

@@ -1,5 +1,6 @@
 # -*- mode: gitignore; -*-
 private.el
+recentf
 *~
 \#*\#
 /.emacs.desktop

elisp/custom.el

@@ -4,7 +4,7 @@
  ;; Your init file should contain only one such instance.
  ;; If there is more than one, they won't work right.
  '(package-selected-packages
-   '(counsel rainbow-identifiers exwm-config all-the-icons-ibuffer slime ivy zerodark-theme zerodark neotree all-the-icons paredit flycheck aggressive-indent aggressive-indent-mode lsp-python-ms py-autopep8 pyenv-mode elpy lsp-ui use-package)))
+   '(hl-defined counsel rainbow-identifiers exwm-config all-the-icons-ibuffer slime ivy zerodark-theme zerodark neotree all-the-icons paredit flycheck aggressive-indent aggressive-indent-mode lsp-python-ms py-autopep8 pyenv-mode elpy lsp-ui use-package)))
 (custom-set-faces
  ;; custom-set-faces was added by Custom.
  ;; If you edit it by hand, you could mess it up, so be careful.