suppress warnings in test output.
suppress warnings in test output.

eHealthAfrica/couchdb-lucene,ehealthafrica-ci/couchdb-lucene,rnewson/couchdb-lucene,eHealthAfrica/couchdb-lucene,rnewson/couchdb-lucene,rnewson/couchdb-lucene,ehealthafrica-ci/couchdb-lucene,eHealthAfrica/couchdb-lucene,ehealthafrica-ci/couchdb-lucene