Index the subject string as an FFI array rather than getting the characters with `string.byte()`
cleanup and comments
cleanup
Struct for __gc test. Unsuccesful
Cleanup tests
Preliminary gsub support.
gsub for simple string replacements
goto
refactored tests, tweaked `strung.find()`
homogenous types in matchers
Refactored the tests.
Fixed the handling of empty patterns.
Code gen refactor
Tweak the README.
More refactoring
More gsub