Release version 0.3.1
Release version 0.3.0
Support &optional arguments
Bump copyright years
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 ##(...).
Bump seq dependency
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
Refresh library header
Mention the l package
Save match-data

This is necessary when `##' is evaluated uncompiled.
No longer depend on cl-lib