A big draw of Kobo e-readers has always been Pocket integration. But, when Mozilla announced in late May that it was shutting down the read-it-later app in July, the Kobo community was left in a bit of a lurch. To the company’s credit, in late July, it announced that it would be replacing Pocket with another stalwart of the scene, Instapaper. And, just a month after that, support is already live and available as a free firmware update for all currently supported Kobo readers (and the list…