Fix particle engine plugin

Merge pull request #211 from edunad/bugfixes/gltf-bbox

Add BBOX support to GLTF

Merge pull request #209 from edunad/features/camera-switching

[FEATURE] Improved camera support

Merge pull request #207 from edunad/features/spdlog

Add spdlog

Merge pull request #203 from edunad/bugfixes/build

Fix build

Fix catch2

Update packages

Merge pull request #188 from edunad/features/imgui

Add IMGUI support

- Update scripting manager to return the loaded mod

- Add steamworks support on mod

Add check if shader folder exists