failing test for parser re: default-tasks
Start factoring out list stuff, meh
Failing test re: default tasks
Refactor/prep Collection.to_contexts level tests
Tests + attempted impl that still fails.

Because collection.default isn't actually getting set.
HURRRR that is so dumb
Fix some tests/impl bits, remove outdated/unnecessary BS
More test fixups re: aliases/defaults
Nuke now-outdated kwargs, fix test
Aliases print now, just in 'wrong' order
Flesh out ordering test cases
More impl + test fixes
womp