remove default path when cliking on sidebar menus (#502)

change link to sources

add credits and some shape for readme

add cleargrass with air pressure and mi band

add PWA

add plugins

Add new boards

improve doc with boars and ble devices

docs/upload/arduino-ide.md

@@ -3,7 +3,7 @@
 * First download the last version of the Arduino IDE from the arduino [website](https://www.arduino.cc/en/Main/Software)
 * Add ESP32 boards by following this [tutorial](https://github.com/espressif/arduino-esp32/blob/master/docs/arduino-ide/boards_manager.md)
 * Add ESP8266 boards by following this [tutorial](https://github.com/esp8266/Arduino#installing-with-boards-manager)
-* Download OpenMQTTGateway code from the [release page](https://github.com/1technophile/OpenMQTTGateway/releases)
+* Download OpenMQTTGateway code (OpenMQTTGateway_sources.zip) from the [release page](https://github.com/1technophile/OpenMQTTGateway/releases) and unzip it
 * Download the libraries package corresponding to your board and module wished into the same page (example esp32-m5stick-c-ble-libraries.zip)
 * Unzip the libraries into your arduino libraries folder (example D:/Users/XXXX/Documents/Arduino/libraries)
 * Open the file main.ino from OpenMQTTGateway/main folder