thmsg: Add support for th15

Issue #3
Same as th14.

Author: tirr-c

thmsg.c

@@ -48,7 +48,7 @@ print_usage(void)
            "  V  display version information and exit\n"
            "OPTION can be:\n"
            "  e  extract or create ending dialogue\n"
-           "  #  # can be 6, 7, 8, 9, 95, 10, 11, 12, 125, 128, 13, 14, 143 (required)\n"
+           "  #  # can be 6, 7, 8, 9, 95, 10, 11, 12, 125, 128, 13, 14, 143, 15 (required)\n"
            "Report bugs to <" PACKAGE_BUGREPORT ">.\n", argv0);
 }
 
@@ -85,6 +85,7 @@ main(int argc, char* argv[])
     case 13:
     case 14:
     case 143:
+    case 15:
         module = &th06_msg;
         break;
     case 95:

thmsg06.c

@@ -215,13 +215,15 @@ th06_find_format(unsigned int version, int id)
         case 128:
         case 13:
         case 14:
+        case 15:
             return find_format(th10_msg_ed_fmts, id);
         default:
             fprintf(stderr, "%s: id %d was not found in the format table\n", argv0, id);
             return NULL;
         }
     } else {
         switch (version) {
+        case 15:
         case 143:
             if (!ret) ret = find_format(th143_msg_fmts, id);
         case 14: