Before this patch only local inheritance information was stored in the
'inherits' field in glare. This means, that requesting all the
packages, that inherit from class X would only yield immediate
relatives, rather than all.
This patch adds transitive inheritance information to the same field.
Change-Id: I5096a2dd105dd70ff42b35eebbd850a9b66c9274
Closes-Bug: #1585419