Use only opensubtitles codes - fixes SiCKRAGETV/sickrage-issues#2082

gui/slick/interfaces/default/config_subtitles.tmpl

gui/slick/interfaces/default/displayShow.tmpl

gui/slick/interfaces/default/manage_subtitleMissed.tmpl

gui/slick/js/ajaxEpSubtitles.js

gui/slick/js/lib/jquery.tokeninput.js

gui/slick/js/manageSubtitleMissed.js

sickbeard/history.py

sickbeard/subtitles.py

sickbeard/tv.py