STM32Examples library v1.0.2

• Update SerialLoop after the Serial options change
• Allow STLTest to build if USER_BTN is not defined
• Rename MQTTCLient Hello example to Hello_stm32

STM32Examples library v1.0.1

Add STM32 RTC example
Add Whetstone Single precision

First release of the STM32Examples library

This library provides several sketches linked to STM32 based boards and shields.

Any contributions are welcome