Network manager icon too small for some max pixel sizes

Submitted by car..@..il.com

Assigned to Viktor Odintsev @ninetls

Link to original bug (#14516)

Description

The network manager icon looks tiny using papirus adapta icon set when the max pixel size is set to, for example, 18. This is weird since it looks ok at 16 and gets smaller at 18.

You can see the details here: http://forum.xfce.org/viewtopic.php?pid=48871