removing VMB dependency with ifdef
moving windebug from winopt to opt
moving windebug to opt
removing VMB dependencies by ifdef
moving gdb specific files from vmbmmixlib to mmixgdb
moving gdb specific files from vmbmmixlib, first version to compile
fixing the build system
adding mmixcpu and mmixgdb
making changes to prepare for mmixgdb
merging ide and vd resources using ifdef VMB
