* fix episode fallback metadata processing, fix show fallback metadata year parsing
* fix sort title for "a" and "an"
* add and index studio metadata
* minimize circular logging with search index errors
* update plex movie sort titles as needed
* properly escape search links
* force refreshing all movie/show metadata
* add letter bar with no links
* use lucene for search, add paged search results
* add search index version
* index library_name; rebuild index when folder is missing
* maintain index as local movies change
* fix tests
* maintain index as local shows change
* maintain index as plex movies change
* maintain index as plex shows change
* code cleanup
* add duplicate filter to search
* add links to letter bar
* code cleanup
* load movie genres from sidecar metadata
* search movie and tv show genres
* rebuild all playouts (needed after time zone fix)
* code cleanup
* fix duplicate tv show search results
