Made "upgrade" target idempotent and added it as dependency to "install".

Do not apply migration is there is no ~/.emacs.d/.emacs-ver file.

Set installation dir explicitly in upgrade script.

Moved some obsolete modes to attic.

Launch .emacs-autogen.sh with predefined SHELL.

Ensure the help doesn't trigger autoloading.

Fixed grammar.

Removed unused function.

No need for copyright year.

Fixed: show-paren-mode was disabled by large files because is it global mode. Allow to disable show-paren-mode for certain buffers making preference buffer local.

Set more distinctive color for paren expression highlighting.

Highlight an entire expression instead of matching parenthesis.

(setq ibuffer-expert t)

Turned off ls-list for Cygwin to make Dired work for dirs with special files from WSL P9 FS.

Just require ls-lisp.

Lazy loading of buffer significantly reduces startup time!

Enable yaml-mode in Jinja templates.

Use server-use-tcp for server activation for Cygwin as /tmp directory periodically is cleaned up.

Prefer to open URLs in Firefox.

Disable stupid file locking. It breaks editing WSL files from Cygwin Emacs. https://emacs.stackexchange.com/questions/61962/what-is-interlocking-about https://cygwin.com/pipermail/cygwin/2020-November/246887.html

Switched to build-in GNUS HTML renderer as Emacs cannot find w3m in Cygwin even if the package is installed.

Marked function for autoload.

Enabled highlighting of TODO keywords by text-mode-hook.

Enable whitespace-mode in gadict-mode with appropriate customization.

Fixed indention.

Implemented mypasshide-mode for hiding passwords from my .org files.

Added comment how to reload recentf.

I don't use env var HOME on Windows anymore, so need for separate file for .recentf.

Update codetags list.

Enable TODO highlighting in config-like modes.