[patch]: Unify and cleanup entry point handling for PE targets

[Dave Korn]

Kai Tietz wrote:
> Hello all,
> 
> this patch takes care that PE-coff targets are automatically using 
> DllMainCRTStartup entry point for --shared and/or --dll option. Also it 
> cleans up with the use of ENTRY in pe.em, pep.em, and its related 
> shell-scripts in emulparams.

  I'll need 24 hours to study this one, will get back to you tomorrow.

    cheers,
      DaveK