api: expose root Stats::Scope via Api::Api#6712

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mattklein123 merged 17 commits intoenvoyproxy:masterfrom

ahedberg:expose_root_scope

May 16, 2019

Commits on Apr 25, 2019

Commits on May 2, 2019

Commits on May 6, 2019

Working towards EDS integration test (still broken, see TODO in
ahedberg
committed

Commits on May 9, 2019

Add debug logging to figure out why the stat doesn't exist when reading
ahedberg
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Commits on May 13, 2019

Commits on May 14, 2019

Commits on May 15, 2019

Commits on May 16, 2019