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→addtabbeside/
The second metadata file we need to create is '''addtabbeside/install.rdf'''. This is an [http://developer.mozilla.org/en/docs/Install_Manifests install manifest] that tells the Firefox add-on manager how to install the extension, with information like who wrote it, the version number, compatibility information, etc.
(remove extra spaces if you copy and paste)
<pre>
<?xml version="1.0" encoding="UTF-8"?>
