use real name for executables in EXE/DLL combined project
64-bit portability fixes for wlink
add experimental base support for 64-bit PE objects
add new LARGEADDRESSAWARE and NOLARGEADDRESSAWARE options for PE format
C compiler portability fixes
a little optimized PCH code
add enum constant and macros for preprocessor control bits
a little optimized preprocessor code
C++ portability fixes
mainly fix PCH code