PPCConfiguration refactoring: [4/10]: introduced a class - PPCPass ... representing a compilation pass over the PPCNode tree. The pass has a common api method: #run:in: which is not used in PPCConfiguration. This simplifed the code and removed some code duplication.

@REM -------
@REM make using Borland bcc32
@REM type bmake, and wait...
@REM do not edit - automatically generated from ProjectDefinition
@REM -------
@SET DEFINES=

make.exe -N -f bc.mak  %DEFINES% %*