Reference for unit 'StrExtra': Procedures and functions

`Capitalize`		Capitalizes a string
`Contract`		Returns a copy of `S` with all sequences of chars in `Blanks` replaced per a single instance of `Sep`.
`CountChar`		Returns the number of occurence of `C` in `S`.
`DosToUnix`		Returns a copy of `S` with all DOS style line ending replaced by Unix style line ending.
`FillString`		Replace Count chars of `S` starting at `From` by character `C`.
`ForEach`
`JoinStrings`
`Overwrite`		Write the string Src in Dst starting at Position.
`ReplaceChar`		Replace all the occurences of `CharFrom` by `CharTo` in `S`.
`Slice`		Returns all the characters of `S` from `Left` to `Right`.
`SplitString`
`StrToPas`		Returns a pascal representation of `Str`.
`UnixToDos`		Returns a copy of `S` with all Unix style line ending replaced by DOS style line ending.
`UnzipStr`		Returns `S` unzipped.
`WordFind`		Find the next word in `S` starting at position `First`.
`WrapTextToString`		`WrapTextToString` does a wordwrap at column `Width` of the string in `S`.
`WrapTextToStringList`		`WrapTextToStringList` does a wordwrap at column `Width` of the string in `S`.
`WrapTextToStringListUTF8`
`WrapTextToStringUTF8`
`ZipStr`		Returns S zipped.