CBD-798: Add design spec for cbrecovery tool
CBD-798: Add design spec for cbrecovery tool

Change-Id: Iaf3bd50975ea0923d48a25cbf468e60f71c74c81

couchbase/couchbase-cli,couchbaselabs/couchbase-cli,couchbase/couchbase-cli,couchbaselabs/couchbase-cli,couchbaselabs/couchbase-cli