- Added dfa-optimize-period patch (speedup for . patterns in UTF-8)
    - Added glibc-matcher-fallback patch (speedup for [a-z] patterns in UTF-8)
    - Added mmap-option-fix patch
    - Added dfa-convert-to-wide-char patch (speedup for -m and remove quadratic
        complexity when going to glibc)
    - Added dfa-speedup-digit-xdigit patch (speedup for [[:digit:]]
        [:xdigit:]])