Error interpreting formats which contain spaces (which are used as keys in the associative array uac_formats)

(Submitted through https://lacocina.nl/audiophile-mpd#comment-932)

The version 0.9.8. I used has a trouble interpreting formats containing spaces which are used as keys in the associative array uac_formats, for example: Format: SPECIAL DSD_U32_BE To fix this you can apply this patch:

983c983
for key in "${!uac_formats[@]}"; do