buffet: Move  ApManagerClient out of libweave

libweave will rely on implementation provided by interface
weave::Network.

BUG=brillo:1247
TEST='FEATURES=test emerge-gizmo buffet'

Change-Id: I36b8d8af21d461d53815c214f18586cd3afcce5c
Reviewed-on: https://chromium-review.googlesource.com/290101
Reviewed-by: Vitaly Buka <vitalybuka@chromium.org>
Commit-Queue: Vitaly Buka <vitalybuka@chromium.org>
Trybot-Ready: Vitaly Buka <vitalybuka@chromium.org>
Tested-by: Vitaly Buka <vitalybuka@chromium.org>
11 files changed
tree: e5fa2c3cb49141597d564324ed848de4f64c30b9
  1. buffet/
  2. libweave/