v1.0rc1

Basic 3D Clock functionality:

• Hardware init
• Bluetooth LE(HM-10/HM-16) support over UART
• Command support over BLE
• Programmable RGB LED support over PWM with DMA feed
• Adjusting LED brightness with measured light with LD resistor
• Calibrated RTC clock(needs more testing)
• LED info cycling on LED display
• EEPROM support for device config
• Measuring temperature and relative humidity with SHT40 I2C sensor
• Debug prints over system UART or RTT with sRTT library