rename semantic functions for windows grammar to use SemWIN prefix
rename SemWINGetResourceLanguage to SemGetResourceLanguage because it is global function for both grammars (OS2,WIN)
do semantic initialization function more granular to enable separation of code to shared, WIN grammar and OS/2 grammar parts
rc code cleanup
rc code cleanup
rc code cleanup
restructure rc code to three parts shared code, WIN grammar code and OS/2 grammar code
All semantic functions has prefix
SemWIN.. for WIN grammar code
SemOS2.. for OS2 grammar code
Sem..    for shared code
use YTOKEN type where possible
remove redundant header reference
use yydrivr*.h header file for declaration YTOKEN type to be later replaced by type generated by yacc
rc code cleanup
Added a place holder folder for the new IOStreams project.
Added a place holder project for the standard thread libraries.