DEPRECATION WARNING on line 9 of /sass/spec/output_styles/nested/libsass-issues/issue_870/input.scss: #{} interpolation near operators will be simplified
in a future version of Sass. To preserve the current behavior, use quotes:

  unquote('"["#{$quoted-strings-csv}"]"')

You can use the sass-convert command to automatically fix most cases.

DEPRECATION WARNING on line 19 of /sass/spec/output_styles/nested/libsass-issues/issue_870/input.scss: #{} interpolation near operators will be simplified
in a future version of Sass. To preserve the current behavior, use quotes:

  unquote('"["#{$quoted-strings-ssv}"]"')

You can use the sass-convert command to automatically fix most cases.
