Key feature.

• 84 sensors
• Unstable for the moment
• 16 new 3.3v sensors modules AOSONG AHT15 (8) and CJMCU HDC2080 (8) added
• Last (6th) multiplexer wired for new sensors (AHT15 and HDC2080 share i2c bus)
• 3 column added to the screen to see all sensors (no space for a minus sign for now)