ref: a0f7ce8d9f6ca608a4ebd770f0fed6d292aa23f5
dir: /DoConfig/fltk/fluid/fluid.xml/
<?xml version="1.0" encoding="UTF-8"?>
<mime-info xmlns="http://www.freedesktop.org/standards/shared-mime-info">
<mime-type type="application/x-fluid">
<comment>FLUID GUI Design</comment>
<glob pattern="*.fl"/>
</mime-type>
</mime-info>