Pinboard+ per lostsnow

A better firefox add-on for [Pinboard.in](http://pinboard.in).

Current version: 1.2.0

Feature
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* Add/Update/Delete bookmark from the popup window.
* Icon changing to show current page has been saved or not.
* Keyboard shortcut Alt+P to open popup window

Thanks
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* Chrome extension at [Pinboard-Plus](https://github.com/clvrobj/Pinboard-Plus)
* [Contributors] (https://github.com/lostsnow/pinboard-firefox/graphs/contributors)