Add Flight2 application, which uses newest BlueST protocol and STM32duinoBLE instead of SPBTLE

Author: TalonOfDawn

README.md

@@ -25,6 +25,11 @@ to SensiBLE and see sensors data. The data are also printed to the serial port.
 X-NUCLEO-IKS01A2 or X-NUCLEO-IKS01A3, X-NUCLEO-IDB05A1 and X-NUCLEO-53L1A1 Expansion Boards. The application gather data from the sensor mounted and then communicates
 them via bluetooth to a suitable Android app (such as ST BLE Sensor). The data gathered include enviromental data (temperature, pression, humidity), 
 distance, gesture recognition (tap and directional swipe), acceleration (with accelerometer hardware events) and a gyroscope.
+* Flight2: This application provides an example of usage of a NUCLEO board (it was tested iwht NUCLEO-F401RE) with
+x-NUCLEO-IKS01A3, X-NUCLEO-IDB05A1 and X-NUCLEO-53L1A1 Expansion Boards. The application gathers data from the sensors mounted and then communicates
+them via bluetooth to a suitable Android or iOS app (such as ST BLE Sensor). The data gathered include enviromental data (temperature, pression, humidity), 
+distance, gesture recognition (tap and directional swipe), acceleration (with accelerometer hardware events), a gyroscope and a magnetometer. Note that
+unlike the Flight1 application, this one makes use of the ArduinoBLE API instead of SPBTLE, and does not support x-NUCLEO-IKS01A2 boards. In addition, an up-to-date version of the STM32duinoBLE library is required, as this application uses some of the newest features.
 * IKS01A3_S2LP_P2P_Demo: This application provides a simple example of usage of two NUCLEO boards (it was tested with NUCLEO-F401RE and NUCLEO-L053R8) 
 with a X-NUCLEO-IKS01A3 and one among X-NUCLEO-S2868A1, X-NUCLEO-S2868A2 and X-NUCLEO-S2915A1. It shows how to send and receive all the sensor data 
 provided by the X-NUCLEO-IKS01A3 between two NUCLEO boards connected each other through S2-LP based Expansion Boards; in order to send the sensor data 
@@ -60,6 +65,7 @@ The FP_Examples library requires the following STM32duino libraries (link to the
 * STM32duino S2-LP: https://github.com/stm32duino/S2-LP
 * STM32duino M95640-R: https://github.com/stm32duino/M95640-R
 * STM32duino X-NUCLEO-IKS02A1 Audio: https://github.com/stm32duino/X-NUCLEO-IKS02A1-Audio
+* STM32duino BLE: https://github.com/stm32duino/STM32duinoBLE
 
 ## Documentation