GLFW-OCaml 3.3.1
- Added support for glfwExtensionSupported.
- Added support for no-naked-pointers mode (see the OCaml 4.12 manual in section 18.2.3)
- Fixed getGammaRamp returning a bigarray that was backed by GLFW internal const-qualified memory.
- Upgrade build system to Dune 2.0.