CodeSnip Old Code (SVN)

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

* Renamed USnippetKindInfo unit as DB.SnippetKind.
* Updated all using units.

* Renamed USnippets unit as DB.UMain.
* Updated all affected units.

* Extracted code that deals with snippets and snippet lists from USnippets into new DB.USnippet unit.
* Modified affected code accordingly.

* Renamed "Snippets" function in USnippets to "Database".
* Updated all using code.

Refactoring:
* Renamed TRoutineDoc as TSnippetDoc and RoutinesToStrings as SnippetsToStrings.
* Renamed any variables named using "routine" with "snippet"

Renamed units:
* UEditRoutineAction as UEditSnippetAction
* URoutineAction as USnippetAction
* URoutineCreditsParser as USnippetCreditsParser
* URoutineDoc as USnippetDoc
* URoutineExtraHelper as USnippetExtraHelper
* URoutineHTML as USnippetHTML
* URTFRoutineDoc as URTFSnippetDoc
* UTextRoutineDoc as UTextSnippetDoc
Modified units that use the renamed units accordingly.