Increment version
getLine with instances for Text, LText and ByteString
readFile and writeFile support for Text and LText
include getLine in exports
toLower, toUpper, toCaseFold
export join
export sequence
Merge pull request #9 from nikita-volkov/master

getLine, readFile, writeFile, toLower, toUpper, toCaseFold, join, sequence updates and implementations