Update docs, add upload target to makefile.

config.h.example

@@ -8,14 +8,12 @@
 //
 // We would expect the webhook to return something like:
 //
-// 0 1
-// 1 0
-// 2 1
+// [1 0 1]
 //
 // to activate the momentary switch, (pin 5) deactivate the first
 // latched switch, (pin 8) and activate the second latched switch. (pin 10)
 const int PIN_MAP[][2] = {
-  {5, 0},
+  {5, 1},
   {8, 1},
   {10, 1}
 };