Reactivated ILI9341 driver

Reactivated ILI9341 driver

First release

• Added support of some I2C devices, e.g. Text LCD, DS3231 RTC, or AT24C32 eeprom
• The interface of UART and I2C functions has been unified.
• Support of SSD1963 and ISI9341 TFT displays

minos.hex: hex file without TFT support
minos-ili9341.hex: hex file with ILI9341 TFT support
minos-ssd1963.hex: hex file with SSD1963 TFT support