Flirimageextractor

Added fix for DJI Thermal SDK 1.7 throwing error on Linux and revert to version 1.4 on linux

What's Changed
* rebase master to base by williams9438 in https://github.com/nationaldronesau/FlirImageExtractor/pull/37
* Nd 681 by williams9438 in https://github.com/nationaldronesau/FlirImageExtractor/pull/38
* Dev by williams9438 in https://github.com/nationaldronesau/FlirImageExtractor/pull/39


**Full Changelog**: https://github.com/nationaldronesau/FlirImageExtractor/compare/v1.5.8...v1.5.9

Added more camera support
remove exiftool installation before use
Optimise package and codebase

What's Changed
* Nd 681 by williams9438 in https://github.com/nationaldronesau/FlirImageExtractor/pull/34
* merge dev into master by williams9438 in https://github.com/nationaldronesau/FlirImageExtractor/pull/35
* Nd 681 by williams9438 in https://github.com/nationaldronesau/FlirImageExtractor/pull/36


**Full Changelog**: https://github.com/nationaldronesau/FlirImageExtractor/compare/1.5.6...v1.5.8

added fix to handle dots in filenames properly

Decreased the amount of time that extracting thermal information takes

Fix for issue 2

Added support for outputting images as BytesIO rather than saving to disk