All versions of JoiPlay

A new theme engine is implemented which adds several options and over 7 million combinations. Screen Reader is optimized for size and speed. Added support for mkxp-z based games with Ruby 3. zero? method is added to TrueClass and FalseClass for RPG Maker games. VSYNC and Smooth Scaling are disabled by default to improve performance. A filesystem bug is fixed which was causing games to use wrong assets. A bug is fixed which was causing transparent player sprites on Pokemon Empyrean.