CodeSnip Old Code (SVN)

* Added new ISearchDirs interface
* Implemented ISearchDirs as TSearchDirs in new Compilers.USearchDirs unit.
* Added new methods to ICompiler to get and set search directories.
* Modified compiler implementations to create required compiler parameters to pass search paths to compilers.

* Renamed StrTrim*Spaces routines in UStrUtils unit to StrTrim*.
* Renamed DUnit test methods in TestUStrUtils to suit renamed routines.
* Updated all affected code.

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

* Added new UStrUtils StrTrim*Spaces routines.
* Replaced all Replaced all SysUtils Trim* routine calls with new StrTrim*Spaces calls.
* Moved UUtils TrimChar* routines to UStrUtils and renamed as StrTrim*Chars and updated calling 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.

Revised BuildCompileLog method to use "correct" encoding to read output from compilers when creating log.

Development branch for CodeSnip release 4.

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