AP_Scripting: add example usage of send_named_int

libraries/AP_Scripting/examples/simple_loop.lua

@@ -1,12 +1,14 @@
 -- This script is an example of saying hello.  A lot.
 -- Pick a random number to send back
-local number = math.random()
+local number_float = math.random()
+local number_int = math.random(1, 100)
 
 function update() -- this is the loop which periodically runs
   gcs:send_text(0, "hello, world") -- send the traditional message
 
-  gcs:send_named_float('Lua Float',number) -- send a value
-  number = number +  math.random() -- change the value
+  gcs:send_named_float('Lua Float',number_float) -- send a float value
+  gcs:send_named_float('Lua Int',number_int) -- send an int value
+  number_float = number_float +  math.random() -- change the float value
 
   return update, 1000 -- reschedules the loop
 end