v0.2.0 - Internal Webserver-less Firmware Updates

Implements a convenient update mechanism

The bottom right Icon on the main settings page now reads "CHECK FOR NEW FIRMWARE". Clicking this will now check the latest binary release on this repo against the loaded firmware on the Blackbox terminal. If you are already at the latest version you'll be advised so, if their is an available update you'll be asked to confirm you want to update and the process will begin. You should hear a series of beeps as sequence completes. There will be an approximate 20-30 second pause where the terminal is downloading the firmware from GitHub, You will hear a more substantial beep at the conclusion of the process, at which point the screen will reset some 3-5 seconds later, The updated firmware version should show on the loading screen.