Renamed Kramdown::Parser::Repositext => Kramdown::Parser::KramdownRepositext
Added Kramdown::Converter::KramdownRepositext
Renamed specs from Kramdown::Parser::Repositext => Kramdown::Parser::KramdownRepositext
Updated specs for new string based APIs (instead of file based)
Updated documentation
Updated regex for escaped repositext characters in kramdown converter
Updated calls to Kramdown::Converter::KramdownRepositext