default locales for the order buttons (first, last, prev, next)
webix.i18n.pager = {
first: "<span class='webix_icon wxi-angle-double-left'></span>",
last: "<span class='webix_icon wxi-angle-double-right'></span>",
next: "<span class='webix_icon wxi-angle-right'></span>",
prev: "<span class='webix_icon wxi-angle-left'></span>"
};
webix.i18n.setLocale();