- got rid of FNameNoInit and made the default constructor of FName non-initializing.

This setup has been a constant source of problems so now I reviewed all uses of FName to make sure that everything that needs to be initialized is done manually.
This also merges the player_t constructor into the class definition as default values.

src/scripting/zscript/zcc_parser.cpp

@@ -274,7 +274,7 @@ static void ParseSingleFile(FScanner *pSC, const char *filename, int lump, void
 			break;
 
 		case TK_NameConst:
-			value.Int = sc.Name;
+			value.Int = FName(sc.String).GetIndex();
 			tokentype = ZCC_NAMECONST;
 			break;