Rename and extract Bencoder/Bdecoder
Update docs
Update compiler version and add warnings to build script
Add logging libs to build script
Fix Bdecoder failed on newline in Bencode strings
Convert Bint parser from regex to combinator
Add support for 64 bit numbers to Bint
Rename Bencoder to Bencode
Replace overload with default arg in Decoder#decode
Rename Bdecoder as Bencode object