__Important changes:__ Drop ^b panel change left pane contents and behavior when no search terms Drop youtube-dl integration correct ^A behavior in left pane, when no search term or with url also when no search term, allow directly adding/playing single file from left-pane Fix crash when pressing ^E on "Empty playlist" Optimize search for up speed for up to 4 search terms drop readlines() in iterable : be lazy, avoid intermediary list in memory change make_filtered_list() logic to allow searches that begin with '/' create config_file() and start using it