* Add logic to handle the left, middle and right buttons being assigned to do nothing, pan or rotate
* Add entries for setting the drag actions to preferences
* Allow the label text in preferences to wrap
* Show mouse mappings in Help -> Keyboard Shortcuts
* Re-add preferences in updated layout
* Add camera mouse options under camera
* Change mouse action strings to use L() for localization
* Display "None" when it is selected instead of blank in keyboard shortcuts
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Co-authored-by: Rob O <robertolabode@gmail.com>
Co-authored-by: Noisyfox <timemanager.rick@gmail.com>
