Delete rmem gc stuff (and operator new/delete)
Split out root.h into array.h and object.h
Don't cut expressions/statements with #ifdefs
Clean up help text (-m64 applies to windows now)
Get rid of dylib switch
Make fpic flag always available, just ignored on windows/osx
Remove dead ifdef
Remove seh main wrapper
Clean up cutting ifdefs in mtype.c
Get rid of cutting #if DMD2 in expression.c
Clean up cutting ifdefs in template.c
Clean up cutting macros in lexer.c
Clean up cutting ifdefs in declaration.c
Remove a whole bunch of cutting ifdefs