Branch for prototyping screens/blinds control.

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branch : screenControlTest
Fix typo: stop method should call stop, not lower...

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branch : screenControlTest
Debug output for Controller when dealing with screens and blinds.

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branch : screenControlTest
Simple UI using the ProjectorScreensControl and its own Controller, for testing.

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branch : screenControlTest
Sending too many commands, too quickly, means the later ones get silently dropped apparently... so introduce a fraction of a second delay before we return.

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branch : screenControlTest
Alternative blinds/screens control method, that uses three relays rather than two. We'll see if it's needed...

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branch : screenControlTest
Initialise this card to all-off.

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branch : screenControlTest
Another silly bug... give the channels the correct ID.

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branch : screenControlTest
Wire in the alternative control method.

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branch : screenControlTest
Log more from here.

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branch : screenControlTest