Update README with name changes

Author: ppescher

README.md

@@ -1,10 +1,10 @@
-# OpenTracker v3 - Arduino Core (STM32 Architecture) [![GitHub release](https://img.shields.io/github/release/geolink/opentracker-stm32-core.svg)](https://github.com/geolink/opentracker-stm32-core/releases/latest)
+# Fortebit Polaris - Arduino Core (STM32 Architecture) [![GitHub release](https://img.shields.io/github/release/geolink/opentracker-stm32-core.svg)](https://github.com/fortebit/fortebit-openiot-stm32-core/releases/latest)
 
-This repository contains the source code and configuration files of the Arduino Core for STMicroelectronics's STM32 Series of microcontrollers and board support files for the [OpenTracker v3](https://geolink.io/opentracker.php) board.
+This repository contains the source code and configuration files of the Arduino Core for STMicroelectronics's STM32 Series of microcontrollers and board support files for the [Fortebit Polaris](https://fortebit.tech/open-iot-platform) board.
 
 ## Installation on Arduino IDE
 
-This core is included in the [OpenTracker Board Manager](https://github.com/geolink/opentracker-arduino-board) package. Please refer to that page for installation instructions.
+This core is included in the [Fortebit Open IoT Board Manager](https://github.com/fortebit/fortebit-openiot-arduino-boards) package. Please refer to that page for installation instructions.
 
 ## Development with Git