All extensions seem to have been updated to use the current formats,
so we can get rid of this tech debt.
Depends-On: I7503db28b0d81fb818b525ea9362e49b9b56342a
Change-Id: Idbcbbf95eab1172015bceea4e8124ba4c639efa8
I'm not really sure where to stick the primary link. I could wrap the
entire notification in a <a> tag, but all the text becomes ugly (I
suppose we could hack around it with CSS?). For now I just added it
before all the secondary links.
Change-Id: I4f6add9ecfb367660d1a6346825382ad415bdb77