fix(ch.config.whichkey): use `which.add()` instead of `which.register()`

fix(ch.config.whichkey): use `config.replace` instead of deprecated options

fix(ch.config.whichkey): use `group` key instead of `name` key

doc: add luarocks to requirements

fix(ch.plugins): in `Plugins.install` dont wrap spec url

fix(ch.plugins): use `expand_url` fn

fix!(ch.modules): remove outdated module system

refactor(ch.config): set module settings in `module`

feat!(ch.modules): prefer setting module settings in `module` field

fix(fidget): fix winblend issues on transparent backgrounds

feat(ch.load.globals): add `ch.error` and `ch.assert` fn

refactor(ch.utils): remove `ch.utils`; use `ch.log` in place of `Util.log`

fix(ch.utils): use `Util.log` as a temp wrapper for `ch.log`

refactor(ch.log): move log to `ch.log` and initialize at init

refactor: change initialization order to avoid dependency issues