Remove deprecated RGBASM features (#1215)

- Escaped commas "\," inside strings
- `name: MACRO` syntax
- `__FILE__` and `__LINE__`
- `-H/--nop-after-halt` and `-l/--auto-ldh` on by default

include/asm/main.h

@@ -15,7 +15,7 @@
 
 #include "helpers.h"
 
-extern bool haltnop;
+extern bool haltNop;
 extern bool warnOnHaltNop;
 extern bool optimizeLoads;
 extern bool warnOnLdOpt;