v0.1.2

Faster GBC emulation to support full screen video output. Updated LCD display to support queued (non-blocking) SPI transmissions for large blocks of color data. Added video scaling setting to settings page. Added GPIO interrupt handler for MUTE button and BOOT button.

What's Changed

• Feature/scaled gb video by @finger563 in #3
• Mute and Video Scaling buttons by @finger563 in #4

Full Changelog: 0.1.1...0.1.2