adjust indentation and implement editorconfig at root of repo

.editorconfig

@@ -0,0 +1,6 @@
+root = true
+
+# 4-space indentation
+[*]
+indent_style = space
+indent_size = 4

scripts/developer/libraries/utils.js

@@ -6,6 +6,34 @@
 //  See the accompanying file LICENSE or http://www.apache.org/licenses/LICENSE-2.0.html
 //
 
+if (!Function.prototype.bind) {
+    Function.prototype.bind = function(oThis) {
+        if (typeof this !== 'function') {
+            // closest thing possible to the ECMAScript 5
+            // internal IsCallable function
+            throw new TypeError('Function.prototype.bind - what is trying to be bound is not callable');
+        }
+
+        var aArgs   = Array.prototype.slice.call(arguments, 1),
+            fToBind = this,
+            fNOP    = function() {},
+            fBound  = function() {
+                return fToBind.apply(this instanceof fNOP
+                        ? this
+                        : oThis,
+                        aArgs.concat(Array.prototype.slice.call(arguments)));
+            };
+
+        if (this.prototype) {
+            // Function.prototype doesn't have a prototype property
+            fNOP.prototype = this.prototype; 
+        }
+        fBound.prototype = new fNOP();
+
+        return fBound;
+    };
+}
+
 vec3toStr = function(v, digits) {
     if (!digits) { digits = 3; }
     return "{ " + v.x.toFixed(digits) + ", " + v.y.toFixed(digits) + ", " + v.z.toFixed(digits)+ " }";