Displays an icon in front of threads with new posts in every list.
XF 1.5 had this, and my users missed the dot.

Settings are in the Style Miscellaneous Sections:



So you can define different Icons per Style.

And so it looks in the Front End:



Easy done. Will update soon to 2.2.

One admin JS file for the icon preview in the AddOn only, alll other are template modification