Fix wrapper breaking when no attrs need replaced

public/vendor/bootbox/wrapper.js

@@ -52,12 +52,16 @@ require(['translator'], function (shim) {
 			]).then(function (ref) {
 				var translated = ref[0];
 				var translatedAttrs = ref[1];
+				if (translated) {
 					translated.split('  ||  ').forEach(function (html, i) {
 						$(nodes[i]).replaceWith(html);
 					});
+				}
+				if (translatedAttrs) {
 					translatedAttrs.split('  ||  ').forEach(function (text, i) {
 						attrNodes[i][1].setAttribute(attrNodes[i][0], text);
 					});
+				}
 				if (show) {
 					$elem.modal('show');
 				}