Merge pull request #351 from jugglinmike/redundant-code

Remove unecessary DOM maintenance logic
Merge pull request #342 from jugglinmike/fix-select-with-context

Fix bug in Cheerio function
Update package.json

Changed underscore to v 1.5.3
Update package.json

Don't think underscore v1.5.3 is quite out there yet...
Accept one or more node references as a context

From the jQuery API documentation on the `jQuery` function [1]:

> ## Using DOM elements
>
> The second and third formulations of this function create a jQuery
> object using one or more DOM elements that were already selected in
> some other way.

[1] http://api.jquery.com/jQuery/#using-dom-elements