[Geany] geany plugin for pyflakes - formatting text in editor

[Filip Gruszczyński]

> I suggest having a look at how the debug plugin does it, it uses
> several different markers.

Ha! That was exactly what I needed. An example of how it all works.
Now I understand, that I need to set those markers first and only then
I can use them. Great thanks. Now I have cool, short arrows in two
different colors :-)

-- 
Filip Gruszczyński