use the new parser for handling keybindings

src/handlers.c

@@ -97,7 +97,7 @@ int handle_key_press(void *ignored, xcb_connection_t *conn, xcb_key_press_event_
         }
     }
 
-    parse_command(bind->command);
+    parse_cmd(bind->command);
     return 1;
 }