Make items re-indexable
Remove 'name' field from search hit.

The name field isn't mandatory for items like links and annotations.
For FilterHit items it's sufficient to extract it from the other
fields.
Beginnings of a portal note/annotation management UI, plus template refactoring.

 - Cleanup of infobar templates (which no longer contain controls)
 - Make linkTo accept html as the content instead of a string