Merge pull request #48 from tiosgz/fix-docs

Update docs with output:redraw()

lua_docs.md

@@ -25,6 +25,10 @@ Returns the active `kiwmi_output`.
 
 See `request_active_output`.
 
+#### kiwmi:bg_color(color)
+
+Sets the background color (shown behind all views) to `color` (in the format #rrggbb).
+
 #### kiwmi:cursor()
 
 Returns a reference to the cursor object.
@@ -45,10 +49,6 @@ Used to register event listeners.
 
 Quit kiwmi.
 
-#### kiwmi:bg_color(color)
-
-Sets the background color (shown behind all views) to `color` (in the format #rrggbb).
-
 #### kiwmi:schedule(delay, callback)
 
 Call `callback` after `delay` ms.
@@ -240,6 +240,10 @@ Used to register event listeners.
 Get the position of the output.
 Returns two parameters: `x` and `y`.
 
+#### output:redraw()
+
+Force the output to redraw. Useful e.g. when you know the view `pre_render`/`post_render` callbacks are going to change.
+
 #### output:size()
 
 Get the size of the output.