killall -SIGUSR1 tint2 will reload config file. need more fixed.

git-svn-id: http://tint2.googlecode.com/svn/trunk@225 121b4492-b84c-0410-8b4c-0d4edfb3f3cc

src/tint.c

@@ -861,7 +861,7 @@ int main (int argc, char *argv[])
 		switch (signal_pending) {
 			case SIGUSR1:
 				signal_pending = 0;
-				printf("SIGUSR1\n");
+				init_config();
 				config_read_file (config_path);
 				init_panel();
 				break;