Merge branch 'js/filter-options-should-use-plain-int'

Merge branch 'js/filter-options-should-use-plain-int'

Update the protocol message specification to allow only the limited
use of scaled quantities.  This is ensure potential compatibility
issues will not go out of hand.

* js/filter-options-should-use-plain-int:
  filter-options: expand scaled numbers
  tree:<depth>: skip some trees even when collecting omits
  list-objects-filter: teach tree:# how to handle >0