When various packages that utilize CouchDB were tested
all together, we received intermitent test failures
due to collisions in test envionment.  Fixed by scoping
each test package to different CouchDB databases (chains).

Change-Id: I93b9043f7a5a60b1052d74e9f5f877f9e19a29d9
Signed-off-by: denyeart <enyeart@us.ibm.com>