feat(nodestore): Implement {get,delete}_multi in Bigtable backend
feat(nodestore): Implement {get,delete}_multi in Bigtable backend

mvaled/sentry,mvaled/sentry,beeftornado/sentry,beeftornado/sentry,mvaled/sentry,mvaled/sentry,mvaled/sentry,mvaled/sentry,beeftornado/sentry