Simply Mirrors 0.1.1

• Fix reflections with Iris/Oculus shader packs, including mirror clipping, shader depth buffers, and fullscreen processing.
• Keep camera-dependent shader uniforms, shadow matrices, and temporal history isolated between the main view and reflected views.
• Fix reflected camera visibility with modern Sodium.
• Add optional pinned development shader stacks and six-face Complementary acceptance checks for all eight supported targets.
• Require vanilla and shader acceptance before publishing a release.