I finally got around to packaging up the Add User Photo plugin.
You can download it here. Unzip it and upload to your plugins directory, and then activate it. You also need to modify line 21 of
enctype="multipart/form-data" to the
So at the end of the day, line 21 should look like:
<form name="profile" id="your-profile" action="profile-update.php" method="post" enctype="multipart/form-data">