rem: x = dock->x_pos = scr->scr_width - ICON_SIZE - DOCK_EXTRA_SPACE - 1;
add: x = dock->x_pos = scr->scr_width - ICON_SIZE - DOCK_EXTRA_SPACE;
context: swapDock(WDock *dock){   WScreen *scr = dock->screen_ptr;   WAppIcon *btn;   int x, i;    if (dock->on_right_side) {	x = dock->x_pos = scr->scr_width - ICON_SIZE - DOCK_EXTRA_SPACE - 1;    } else {	x = dock->x_pos = DOCK_EXTRA_SPACE;    }    for (i=0; i<dock->max_icons; i++) {	btn = dock->icon_array[i];	if (btn) {	    btn->x_pos = x;	    XMoveWindow(dpy, btn->icon->core->window, btn->x_pos, btn->y_pos);	}    }    wScreenUpdateUsableArea(scr);}