v0.15.0

What's Changed

• Bench example runs roughly 3x faster framerate (60fps vs 180fps).
• bevy 0.15 compatibility @rparrett @bas-ie, @evilenzo, @adrien-bon, @tychedelia in #574
• impl Add for Vec2-like types in #548
• Derive Ord for TilePos in #564
• Run systems in First after Time set in #562
• Improve workaround for wgpu's gles texture type inference in #557
• Enable wayland feature for bevy in dev in #556

Full Changelog: 857caa5...v0.15.0