Bump to v3.1.1.

lodash.pad/index.js

@@ -1,20 +1,18 @@
 /**
- * lodash 3.1.0 (Custom Build) <https://lodash.com/>
+ * lodash 3.1.1 (Custom Build) <https://lodash.com/>
  * Build: `lodash modern modularize exports="npm" -o ./`
  * Copyright 2012-2015 The Dojo Foundation <http://dojofoundation.org/>
- * Based on Underscore.js 1.8.2 <http://underscorejs.org/LICENSE>
+ * Based on Underscore.js 1.8.3 <http://underscorejs.org/LICENSE>
  * Copyright 2009-2015 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
  * Available under MIT license <https://lodash.com/license>
  */
 var baseToString = require('lodash._basetostring'),
     createPadding = require('lodash._createpadding');
 
-/** Native method references. */
-var ceil = Math.ceil,
-    floor = Math.floor;
-
 /* Native method references for those with the same name as other `lodash` methods. */
-var nativeIsFinite = global.isFinite;
+var nativeCeil = Math.ceil,
+    nativeFloor = Math.floor,
+    nativeIsFinite = global.isFinite;
 
 /**
  * Pads `string` on the left and right sides if it's shorter than `length`.
@@ -47,8 +45,8 @@ function pad(string, length, chars) {
     return string;
   }
   var mid = (length - strLength) / 2,
-      leftLength = floor(mid),
-      rightLength = ceil(mid);
+      leftLength = nativeFloor(mid),
+      rightLength = nativeCeil(mid);
 
   chars = createPadding('', rightLength, chars);
   return chars.slice(0, leftLength) + string + chars;