0.62 Features: * Corner rounding fixes & enhancements (MR 109) * Add 4th row on first two layers for numbers / symbols (MR 111) * Add support for haptic key press feedback (MR 115) Other: * Cache and copy circle texture instead of redrawing (MR 110) * Prevent dots from overflowing input box (MR 112) * Use OpenGL ES driver by default and add CLI switch to opt out (MR 113) * Only call atexit once (MR 114)