Support &optional arguments
Support function completion following ##
Revive and give up on display magic
No longer suggest using `l' instead but also give up
on using `display' property to display it as ##(...).
make: Suppress warning about obsolete autoload package
We'll have to support older Emacs releases for years to come.
make: Run check-declare-directory
make: Use my standard Makefile layout
make: Improve creation of autoloads file
Save match-data
This is necessary when `##' is evaluated uncompiled.
No longer depend on cl-lib