* Add Adam Aslegård's module that renders Gaia mission stars
* Add module for Gaia mission
* Add CCfits and cfitsio submodules and the implemented fitsfilereader module from the OpenSpace-sun-earth-event branch
* Add a TaskRunner to read from a fits file
* Adding ability to render other data values from Star speck files
* Add new method to OptionProperty to take vector of options
* Make it possible to change the speck file at runtime
* Include viridis color lut
* Add Apogee and Galah datasets
* Make it possible to filter stars by other data values
* Add ability to statically filter data values
* Correctly specify maximum text sizes for grids
* Use StaticScale transformations in grids and remove fixed radius
* Fix Verifier to let grids accept non-integer min and max sizes
* Add a new scale that changes it's value based on the current time and a reference time
* Add a proper radiosphere that grows in real time (closes#728)
* Add default globe customization folders to the assets (closes#724)
* Add new dashboarditem that shows the current camera velocity (closes#702)
* Add ability to add interesting times to a scene (closes#715)
* Reenable keybindings gui element
* Add ShortcutManager
* Add ability to bind keyless keybinds to use as arbitrary shortcuts (closes#710)
* Move global objects out of OpenSpaceEngine
* General cleanup of main.cpp
* Add default_joystick asset to all scenes
* No longer suppress mouse interaction on slave nodes
* Window delegate uses function pointers rather than subclassing
* Fix for false overwriting of ImGUI configuration file
* Change default color and tilt angle of fisheye rendering
* Restructured performance manager
* Simplify screenshot handling
* First implementation of time frames
* Add TimeFrameUnion. Only show solar system 1850-2150.
* Consider dependencies when determining whether time frame is active
* Code review fixes.
* Remove torrent-based synchronization downloads
* Add download URL to error message if HTTPSynchronization download fails
* Add a grace factor to the distance conversion
* Don't use scientific notation when displaying distances
* Make height map fallback layer work again
* Add documentation to joystick button bindings
* Removed grouped property headers
* Add new version number constant generated by CMake
* Make Joystick deadzone work properly
* Change the startup date on Earth to today
* Fix key modifier handling
* Add debugging indices for TreeNodeDebugging
* Fix script schedule for OsirisRex
* Do not open Mission schedule automatically
* Upload default projection texture automatically
* General code cleanup
* Fix check_style_guide warnings
* Remove .clang-format
* MacOS compile fixes
* Clang analyzer fixes
* Fix Triton asset file
* Display an error if no Property matches a regex in setPropertyValue
* Correct user-facing name for some Moon assets
* Add fade in and fade out helping functions
* Reenable label fading in New Horizons
* Added GUI hint to hide uninteresting nodes
* Set Hidden Hint on barycenter nodes
* Introduced guiName to PropertyOwner
* Added requirement that PropertyOwner::identifier may not contain whitespaces
* Changed Name to Identifier in asset and scene files
* Added new PropertyOwner to RenderEngine that owns the ScreenSpaceRenderables
* Moved Name and GuiPath into GUI group
* Added user-facing names to layer groups
