Update to release 1.6.1 version

Signed-off-by: Frederic.Pillon <[email protected]>

Author: fpistm

README.md

@@ -1,7 +1,7 @@
 # Arduino core support for STM32 based boards
 [![GitHub release](https://img.shields.io/github/release/stm32duino/Arduino_Core_STM32.svg)](https://github.com/stm32duino/Arduino_Core_STM32/releases/latest)
 ![GitHub All Releases](https://img.shields.io/github/downloads/stm32duino/Arduino_Core_STM32/total.svg?label=downloads%20since%201.4.0) 
-[![GitHub commits](https://img.shields.io/github/commits-since/stm32duino/Arduino_Core_STM32/1.6.0.svg)](https://github.com/stm32duino/Arduino_Core_STM32/compare/1.6.0...master)
+[![GitHub commits](https://img.shields.io/github/commits-since/stm32duino/Arduino_Core_STM32/1.6.1.svg)](https://github.com/stm32duino/Arduino_Core_STM32/compare/1.6.1...master)
 [![Build Status](https://travis-ci.com/stm32duino/Arduino_Core_STM32.svg?branch=master)](https://travis-ci.com/stm32duino/Arduino_Core_STM32)
 
 * [Introduction](https://github.com/stm32duino/Arduino_Core_STM32#Introduction)<br>

cores/arduino/stm32/stm32_def.h

@@ -7,7 +7,7 @@
  */
 #define STM32_CORE_VERSION_MAJOR    (0x01U) /*!< [31:24] major version */
 #define STM32_CORE_VERSION_MINOR    (0x06U) /*!< [23:16] minor version */
-#define STM32_CORE_VERSION_PATCH    (0x00U) /*!< [15:8]  patch version */
+#define STM32_CORE_VERSION_PATCH    (0x01U) /*!< [15:8]  patch version */
 /*
  * Extra label for development:
  * 0: official release