Fix and additional features#20

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rich123 wants to merge 3 commits intoleswright1977:mainfrom

Commits on Nov 7, 2024

Avoid "TypeError: Argument 'value' must be double, not bool" in cap.set call.
Richard Ellis
committed
Add ability to display temperature in all three common units (Kelvin,
Richard Ellis
committed
Add image rotation (in 90 degree increments) including keyboard key to
Richard Ellis
committed