New Features

Added Tool image, serial and description. Thanks @sbonaime for the contribution!
In Kiosk, categories and tools that a user is not qualified to use will be grayed out
Added checkbox in Physical Access Level to grant access to staff without have to do it explicitly
Added categories to alerts, and updated alerts to keep them after they are deleted or expired
Only showing visible tools on resource pages

Improvements

Updated Ldap authentication to provide better logging and not require certificate
Updated NEMO's configuration to work without django admin installed
Added version number to Jumbotron, Kiosk & Area Access pages
LAB_MANAGERS will now receive an email when a task is created (not just updated)
Added training sessions to billing API
Updated plugin feature so that urls are automatically added when plugin name starts with 'NEMO'
Added name to interlock cards