Changelog for parsec-3.1.6

3.1.6 - Export 'Text' instances from Text.Parsec - Make Text.Parsec exports more visible - Re-arrange Text.Parsec exports - Add functions 'crlf' and 'endOfLine' to Text.Parsec.Char for handling input streams that do not have normalized line terminators. - Fix off-by-one error in Token.charControl 3.1.4 & 3.1.5 - Bump dependency on 'text' 3.1.3 - Fix a regression introduced in 3.1.2 related to positions reported by error messages.