IvanInventor

## Updates: - Cmake version revert - Proper single and multi-config support - Default Cmake configuration types, godot targets `(editor, template_debug, template_release)` as separate `TARGET` variable - SCons optimization levels...

> > Experimental option to compile godot-cpp as shared library for potential benefit of having multiple GDExtension projects to reuse single shared library. CMake handles linking to shared library by...

### Small final updates - `/test`'s config now can be easily used as a template for custom project with single `GODOT_CPP_PATH` modification - setting `CMAKE_CONFIGURATION_TYPES` works in top project's script...

## Updates - Rebased onto fresh commit - Mac support complete (with caveats) - -shared godot-cpp library feature (same can be done with `BUILD_SHARED_LIBS` option) - GODOT_C_FLAGS rename (no idea...