Spot-motion-monitor

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* Add spot FWHM calculation and display

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* Fix crash on shutdown

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* Use newer version of `pymba` (0.3.5)
* Update Vimba camera internals to use new API

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* Add configuration mechanism to stop telemetry directory from being removed
* Add missing API descriptions
* Make tag deploy on Python 3.7 build

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* Added timestamp to UI configuration telemetry file

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* Added input validation to configuration dialog system
* Added tooltips on Data Information section
* Added units to Gaussian camera configuration tab
* Added safe camera shutdown on program quit
* Added updates to documentation
* Keep program from crashing with no spot and ROI mode requested

* This also fixed a missed `pymba` API change

* Fixed behavior with respect to ROI mode when stopping frame acquisition
* Corrected OS value for program quit keyboard shortcut