add other metadata for datagov export into extras field
add other metadata for datagov export into extras field


Former-commit-id: 61e2fdc722dda1cf0c837d247706df1c272a4459

[submodule "couchdb/couchdb-lucene"] [submodule "couchdb/couchdb-lucene"]
path = couchdb/couchdb-lucene path = couchdb/couchdb-lucene
url = https://github.com/rnewson/couchdb-lucene.git url = https://github.com/rnewson/couchdb-lucene.git
[submodule "couchdb/settee"]  
path = couchdb/settee