Add modifier keys and other keyboard keys to 'Advanced Conditions' in 'Trigger Conditions'

[devalias]

Another use case for being able to use keyboard modifiers in advanced conditions would be something like this:

• Is it possible to make new layers using BTT

@devalias

I was going to say that I think it should be possible with the 'Advanced Conditions' section of the 'Trigger Conditions'; but I just had a look and there don't seem to be any advanced conditions for checking the status of keyboard modifiers, caps lock, etc (which was a shock and a bit of a let down )