first stab at introducing  a solr document service
introduce getTextSnippetFromSolr method in ArticleService
stubbed out tests needed for service
fixed bug in SolrDocumentService and implement getTextSnippetFromSolr in ArticleMetaDescription extension
current progress with index service for new core for crosswiki
inject top articles api data
handle language crud for now
added some defensiveness for wiki stats
Merge branch 'dev' into support-crosswiki-indexing
current progress testing cross-wiki core on dev-search
Merge branch 'SolrDocumentService' into crosswiki-queryservice
successfully implement cross-wiki search against dev-search, with a heaping helping of technical debt
fix filter query bug introduced in last commit
Video (vid-362): Ooyala - add js file from ooyala (age gate module)
Video (vid-362): ooyala - load multiple files
Video (vid-362): Ooyala - update player id.
remove dev-search stuff... this can be deployed as-is
Merge branch 'dev' into crosswiki-queryservice
remove gettextsnipperfromsolr from article meta description
update search api controller to work with crosswiki cores