Fixes issue #512 by ensuring we initialize the internal lists
Fixes an issue where the overflow separator in the overflow menu of a CommandBar was not showing in the correct place
Removes any references to XamlAutoFontFamily in styles
Removes font setters for core controls to allow font inheritance
This only removes font setters where FontSize was set to ControlContentThemeFontSize, FontFamily was set to ContentControlThemeFontFamily, or another font property was set to the default value. If a control had a set font value to something else, it remains.
NOTE: This ONLY applies to the core controls. No FA specific controls were touched as part of this
XamlAutoFontFamilyin stylesControlContentThemeFontSize, FontFamily was set toContentControlThemeFontFamily, or another font property was set to the default value. If a control had a set font value to something else, it remains.