v1.19.0

Changelog

Bugfixes

• Fix Docker build error (#636, @notmgsk)
• Fix undefined function (#624, @colescott)

Behind-the-scenes

• addresser refactor and cleanup (#617, @kilimanjaro)
• allow dynamic use of ISNT (#625, @stylewarning)
• magicl constructor shims (#618, @colescott)
• Allow printing of parsed programs in REPL (#616, @notmgsk, @appleby)
• Disable print-circle and improvements for printing (#628, @appleby)