0.3

• feat(http_of_dir): use file to guess mime type of file

• feat: allow handlers to take streams

• feat(bin): disable uploading by default

• feat: add Tiny_httpd_util.parse_query for query decoding

• feat(bin): set charset to utf8

• feat: autodetect ipv6 address

• feat: support ipv6 address

• fix: missing crlf between chunks

• fix: read_all must return rather than blocking when done

• fix: proper amortized O(1) push in Buf.push

• fix: %X for percent_encode; use percent_decode in parse_query