1000th commit release 🚀

What's Changed

Ignore block parameter names starting with _ by @Sija in #476
Fix portable variable assignments in Makefile by @straight-shoota in #478
Use make in CI by @Sija in #480
Give the Makefile a subtle massage by @Sija in #479
Fix trailing space in Makefile by @straight-shoota in #481
crystal tool format with Crystal 1.15.0-dev by @straight-shoota in #482
Add split and lines to the allocating method names in Performance/ChainedCallWithNoBang rule by @Sija in #483
Cleanups by @Sija in #484
fix(lint): useless assign with method call within a condition by @veelenga in #485
Release 1.6.3 by @Sija in #486

Full Changelog: v1.6.2...v1.6.3