Breaking change 1.9.x 2.0 - MahApps/MahApps.Metro.IconPacks GitHub Wiki

The MarkupExtension class names had to be renamed, because the old ones doesn't worked well with the Visual Studio Designer (#29, #30).

Before

<Button Content="{iconPacks:PackIconFontAwesome Kind=StarRegular}" />

Now

<Button Content="{iconPacks:FontAwesome Kind=StarRegular}" />