evandertino/boilerplate angular js filters.js

## boilerplate angular js filters.js
angular.module('app', []).
  filter('myfilter', function() {
    return function(in, param1, param2, param3) {
      // do something
    };
  });
	angular.module('app', []).
	filter('myfilter', function() {
	return function(in, param1, param2, param3) {
	// do something
	};
	});