fix performance of link_from_tag: pseudo queries; add support for dumps in psuedo queries
optimize query
dedup stories after import; disable outgoing_foreign_rss_links
Merge branch 'master' of https://github.com/berkmancenter/mediacloud
Simplify syntax
Lazy-initialize static variables with Scalar::Defer because putting them in BEGIN block makes other parts of the system slow (as they have to be initialized on every "use"); besides, this was a bad practice anyway
Add support for setting CoreNLP annotator "level" JSON request parameter
Merge branch 'corenlp_param_level_ner'
Merge branch 'master' into devel_cover