0.66 Fixes: - Don't trigger render event when repeat delay is not met (MR 144) - Fix many memory leaks (MR 145) - Disable alpha blending for textures with no transparency (MR 147) Features: - Add support for detecting a physical keyboard, and hiding on-screen keyboard if one is present (MR 142) - Add toggle button for showing the osk when hidden (MR 142) - Add support for ctrl+u to clear all password input from keyboard (MR 143)