janl/mustache.js — pull request #261 by techhead (2012-10-01 20:29:36+00:00)
Title: Added piped helpers

Implementation of piped helpers based on the discussion found here: https://github.com/janl/mustache.js/pull/139

See the new tests.

```javascript
({
numbers: [1,2,3,4],
sum: function() {
var total = 0;
for (var i=0,len=this.length; i