Implement set speaker by speaker number (1, 2, ..) in shell mode
character encoding fix for zone with non ascii
Merge into master
Fix too short variable name
Fixed no player_name pylint error
Disabled maybe-no-member pylint warning
Merge pull request #23 from KennethNielsen/list_names2

Speaker list with names
Adds remove 'index' command.
Added extra space between functions.
Moved 'in queue' check out of play_index to separate function is_index_in_queue
Added is_index_in_queue check in remove_from_queue
Added function remove_range_from_queue(sonos, start, stop)