RE is a regular expression library for OCaml

Pure OCaml regular expressions with:
* Perl-style regular expressions (module Re.Perl)
* Posix extended regular expressions (module Re.Posix)
* Emacs-style regular expressions (module Re.Emacs)
* Shell-style file globbing (module Re.Glob)
* Compatibility layer for OCaml's built-in Str module (module Re.Str)
