v4.1.0

Fixes

• Fixed incorrect analog pin indexing on Arduino Mega2560 (missed during refactoring)
• Fixed incorrect Arduino Mega2560 UID in Web UI
• Fixed broken DIN MIDI on Arduino Mega and Teensy++ 2.0
• Fixed broken MIDI channel handling via DIN MIDI
• Fixed UART handling on STM32
• Fixed firmware update via bootloader on Arduino Uno
• Fixed incorrect calculation of database UID

Other

• Improved running of tests - output is now easier to understand, colors are used (green for passing, red for failure)

WebUI

• Offline version attached