Added option to treat unknown XML (wrt YANG) as anydata.

apps/backend/backend_main.c

@@ -523,7 +523,6 @@ main(int    argc,
 	    usage(h, argv[0]);
 	return -1;
     }
-    
     /* External NACM file? */
     nacm_mode = clicon_option_str(h, "CLICON_NACM_MODE");
     if (nacm_mode && strcmp(nacm_mode, "external") == 0)
@@ -692,6 +691,9 @@ main(int    argc,
 		   clicon_configfile(h));
 	goto done;
     }
+    /* Treat unknown XML as anydata */
+    if (clicon_option_bool(h, "CLICON_YANG_UNKNOWN_ANYDATA") == 1)
+	xml_bind_yang_unknown_anydata(1);
 
     /* Publish stream on pubsub channels.
      * CLICON_STREAM_PUB should be set to URL to where streams are published