Add new get_languages TVInfo Interface method that returns a list of dicts by the indexer supported languages and the sg_lang map code [{'id': 'lang code', 'name': 'english name', 'nativeName': 'native name', 'sg_lang': 'sg lang code'}].
Add all returned languages to webserve method.
Use new interface parameter language for get_show.
Remove py2 part from _23.py
Remove more mapped stuff.
Replace filter_iter with native filter.
Replace map_iter with native map.
Remove unidecode from _23 (empty wrapper on py3).
Remove map_list and replace with native list(map( for performance reasons.
Replace filter_list with list(filter.
Replace list_keys with list(.
Replace list_values with list(...values()).
Replace list_items with list(....items()).
Replace ordered_dict with dict.
Fix tvinfo base type docs.
Remove py2 parts from sg_futures.
Remove scandir lib ... it's a sub module of os in py3.
Remove PY2 stuff.
Ignore unknown ids for characters/persons.
Fix tvdb image parsing.
Ignore unknown id sources on person page.
Fix reload show data if requested language changes.
Fix broken lang in tvdb api.
Change use language in all get_show tvinfo data calls.
Fix TMDB show language fallback check.
Fix add requested_language to tvinfo show cache.
Fix reset loaded statuses of cached show.
Fix TVDb image parsing.
