Serial plotter: added comment to AnalogReadSerial. Fixes #3451

Author: Federico Fissore

build/shared/examples/01.Basics/AnalogReadSerial/AnalogReadSerial.ino

@@ -1,10 +1,11 @@
 /*
   AnalogReadSerial
   Reads an analog input on pin 0, prints the result to the serial monitor.
+  Graphical representation of readings available using serial plotter (Tools > Serial Plotter menu)
   Attach the center pin of a potentiometer to pin A0, and the outside pins to +5V and ground.
 
- This example code is in the public domain.
- */
+  This example code is in the public domain.
+*/
 
 // the setup routine runs once when you press reset:
 void setup() {

examples_formatter.conf

@@ -29,16 +29,17 @@ pad-header
 keep-one-line-statements
 
 style=java
-xn
-xc
-xl
-xk
+attach-namespaces
+attach-classes
+attach-inlines
+attach-extern-c
 indent-modifiers
-N
-L
-xW
-w
-xw
-U
-j
+indent-namespaces
+indent-labels
+indent-preproc-block
+indent-preproc-define
+indent-preproc-cond
+unpad-paren
+add-brackets
+remove-comment-prefix