Replace pin by gpio (#631)

* replace _PIN by _GPIO

* add mention about the goal of -all binaries

* [breaking] change json key from "pin" to "gpio" for actuatorONOFF

docs/setitup/gsm.md

@@ -19,6 +19,6 @@ For VCC5 you can power it directly all the time with an USB cable or use a MOSFE
 
 Don't use the nodemcu/wemos 5V pin for the A6/7 power, use a dedicated power supply for both or dedicated to the A6/7 with at least 2 amps ability.
 
-So as to start your A6/7 module press the red button for 4 seconds, or link the PWR_KEY pin to VCC5.0 for the same time.
+So as to start your A6/7 module press the red button for 4 seconds, or link the PWR_KEY GPIO to VCC5.0 for the same time.
 
 ![Addon_2G](../img/OpenMQTTgateway_ESP8266_Addon_2G.png)

docs/upload/binaries.md

@@ -3,6 +3,7 @@ This section is usefull if you want to directly flash your ESP from your desktop
 Nevertheless you will not be able to change advanced parameters, if you want to do so refer to [Upload from PlatformIO][pio] section.
 
 Download the binary corresponding to your board and gateway [here](https://github.com/1technophile/OpenMQTTGateway/releases) from github and uncompress it.
+Note that the -all binary packages are produced for tests only.
 
 ## ESP32
 * Download the bootloader [here](https://github.com/espressif/arduino-esp32/raw/master/tools/sdk/bin/bootloader_dio_80m.bin)

docs/upload/portal.md

@@ -31,4 +31,4 @@ home/OpenMQTTGateway/LWT Online
 home/OpenMQTTGateway/version
 ```
 
-Note that the web portal appears only on first boot, if you want to configure again the setting you can do a long press on TRIGGER_PIN or [erase the settings](../use/gateway.md#erase-the-esp-settings).
+Note that the web portal appears only on first boot, if you want to configure again the setting you can do a long press on TRIGGER_GPIO or [erase the settings](../use/gateway.md#erase-the-esp-settings).

docs/upload/troubleshoot.md

@@ -31,10 +31,10 @@ Regarding the IR led emitter you can replace it with a normal led and see if it
 
 try with D2 instead of D3
 and put
-`#define RF_RECEIVER_PIN 4 // D2 on nodemcu`
+`#define RF_RECEIVER_GPIO 4 // D2 on nodemcu`
 in config_rf.h
 instead of
-`#define RF_RECEIVER_PIN 0 // D3 on nodemcu`
+`#define RF_RECEIVER_GPIO 0 // D3 on nodemcu`
 
 ## Exception seen on serial monitor:
 Hey I got a callback 

docs/use/actuators.md

@@ -3,7 +3,7 @@
 This module enables to actuate things by giving to a PIN a HIGH or LOW value corresponding to an MQTT topic.
 Example usage: Connect a transistor to power a relay, connect a led...
 
-So as to pilot the pin use the following commands with [simple receiving](../upload/pio.md#api):
+So as to pilot the GPIO use the following commands with [simple receiving](../upload/pio.md#api):
 
 OFF command:
 `mosquitto_pub -t home/OpenMQTTGateway_MEGA/commands/MQTTtoONOFF/setOFF -m 15`
@@ -14,10 +14,10 @@ ON command
 or with [json receiving](../upload/pio.md#api)
 
 OFF command:
-`mosquitto_pub -t home/OpenMQTTGateway_MEGA/commands/MQTTtoONOFF -m '{"pin":15,"cmd":0}'`
+`mosquitto_pub -t home/OpenMQTTGateway_MEGA/commands/MQTTtoONOFF -m '{"gpio":15,"cmd":0}'`
 
 ON command
-`mosquitto_pub -t home/OpenMQTTGateway_MEGA/commands/MQTTtoONOFF -m '{"pin":15,"cmd":1}'`
+`mosquitto_pub -t home/OpenMQTTGateway_MEGA/commands/MQTTtoONOFF -m '{"gpio":15,"cmd":1}'`
 
 ## FASTLED
 ### The FASTLED module support 2 different operation modes