Merge pull request #57 from josharian/transform-once

transform once

Merge pull request #53 from josharian/optimize

perf: avoid allocs in unicodeFoldTransformer

Merge pull request #51 from lithammer/cmov

Use `CMOV` instruction to speed up `min()`

Merge pull request #38 from harrison3000/faster_levenshtein

Reduce the number of allocations on the LevenshteinDistance function

fix: wrap `transform.NopResetter`

Add go.sum file

Merge pull request #16 from acaloiaro/add-unicode-normalization

Add normalized and normalized-fold varieties of match/find/rank