[[ Bug 12173 ]] Styling does not work for certain iOS fonts.
[[ Bug 12350 ]] The fontStyles is incorrect on iOS.
[[ Bug 12265 ]] Rounded rects are drawn incorrectly when using the image editing tools with a linesize 1.
Merge branch 'bugfix-12173-12350' into release-6.6.2
Merge remote-tracking branch 'origin/release-6.6.2' into develop