Merge pull request #606 from phaazon/luminance-glfw/new-release

Bump luminance-glfw-0.18.3.

Merge pull request #584 from phaazon/dependabot/cargo/master/glfw-0.44

Update glfw requirement from 0.43 to 0.44

Merge pull request #601 from phaazon/release/luminance-0.47

[luminance] luminance-0.47.

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