Fixes task 1 of (#494)
* Removed loading screen progress bar
It was removed because it does not show an accurate estimation of load times and is rarely used (off by default)
* Add status info to the loading screen on warnings and errors
Add: Warning logs and above to loading screen, fixes task 1 of (#494)
Removed code duplication in openspanceengine.cpp
Fixed some bugs where completed assets would not disappear from the screen
* Update the design & address PR comments
* Address PR comments & add bool to show/hide log msg
* Delete test_configuration.cpp
* Update Ghoul submodule
* Renders number of warnings and errors to screen
* Update renderengine.cpp
* Adapt new function to the coding style
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Co-authored-by: Alexander Bock <mail@alexanderbock.eu>
* Cleanup
* CMake cleanups
* Update current year
* Update copyright header
* Use script to return list of all modules
* Update credits, license and ghoul
* 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
* 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
