CodeSnip Old Code (SVN)

* Moved several string handling routines from UUtils to UStrUtils. Renamed all and modified some slightly.
* Using code update accordingly.

* Added new StrWindowsLineBreaks routine to UStrUtils and changed a call to SysUtils' AdjustLineBreaks to use it instead.
* Moved UUtils' UnixLineBreaks routine to UStrUtils and renamed as StrUnixLineBreaks. Modified using code.

* Added new UStrUtils unit to contain string utility functions.
* Added new StrPos and StrContainsStr routines to new unit.
* Replaced all AnsiPos, Pos and PosEx routines in project with StrPos and StrContainsStr, depending on how routine was used.

Development branch for CodeSnip release 4.

Initial source is a copy of v3.8.4 (r1075).