tree dfd6fd8570a88e139833624c1b3cdce9822e883a
parent bc7c7b4ea451a21ff91910d85ff779ec99be76e4
author Han-Wen Nienhuys <hanwen@google.com> 1462281702 +0200
committer Han-Wen Nienhuys <hanwen@google.com> 1462784699 +0200

Add recursive option to gitiles tree JSON

In recursive mode, the tree entries are walked so the final JSON only
contains non-tree objects.

The name is analogous to git-ls-tree -r[ecurse].

Change-Id: I61fa14214280822b36ba28b53d1393fa93749645