Build and bump

bower.json

@@ -1,6 +1,6 @@
 {
   "name": "svg-pan-zoom",
-  "version": "3.1.1",
+  "version": "3.1.2",
   "homepage": "https://github.com/ariutta/svg-pan-zoom",
   "authors": [
     "Andrea Leofreddi <[email protected]>",

dist/svg-pan-zoom.js

@@ -1,4 +1,4 @@
-// svg-pan-zoom v3.1.1
+// svg-pan-zoom v3.1.2
 // https://github.com/ariutta/svg-pan-zoom
 (function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);var f=new Error("Cannot find module '"+o+"'");throw f.code="MODULE_NOT_FOUND",f}var l=n[o]={exports:{}};t[o][0].call(l.exports,function(e){var n=t[o][1][e];return s(n?n:e)},l,l.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o<r.length;o++)s(r[o]);return s})({1:[function(require,module,exports){
 var svgPanZoom = require('./svg-pan-zoom.js');
@@ -1591,8 +1591,8 @@ module.exports = {
    */
 , isElement: function(o){
     return (
-      typeof HTMLElement === 'object' ? (o instanceof HTMLElement || o instanceof SVGElement || o instanceof SVGSVGElement) : //DOM2
-      o && typeof o === 'object' && o !== null && o.nodeType === 1 && typeof o.nodeName === 'string'
+      o instanceof HTMLElement || o instanceof SVGElement || o instanceof SVGSVGElement || //DOM2
+      (o && typeof o === 'object' && o !== null && o.nodeType === 1 && typeof o.nodeName === 'string')
     );
   }