Merge master into develop and other changes for X-Plane 12 compatibility#310

Draft

NPrincen wants to merge 16 commits intonasa:developfrom NPrincen:develop

+12,938-8,681

Commits on Dec 4, 2020

[Build] CameraCallbacks.cpp is missing in CMakeLists.txt
federeghe
committed

Commits on Jun 25, 2021

Merge pull request nasa#244 from federeghe/master
jason-watkins
authored

Commits on Dec 1, 2021

Making the Python 3 package pip-installable
Erasmus Cedernaes
committed

Commits on Dec 2, 2021

Commits on Dec 4, 2021

Merge pull request nasa#265 from emanuelen5/master
jason-watkins
authored

Commits on Oct 8, 2023