GFDL 1.2 or later / CC-BY-SA 3.0
https://en.wikipedia.org/wiki/File:Information.svg#Licensing
+icons/add-math-channel.svg: Inductiveload
+ https://en.wikipedia.org/wiki/File:Icon_Mathematical_Plot.svg
+ License:
+ Public Domain
+
QDarkStyleSheet: Colin Duquesnoy
https://github.com/ColinDuquesnoy/QDarkStyleSheet
License: