middleman/middleman — pull request #1183 by Arcovion (2014-02-20 02:24:22+00:00)
Title: Allow array of renderer options

Options can now be passed with `set :markdown, %i[options here]` and are converted to a hash with true values `{options: true, here: true}`.
Previously only hashes were allowed, so this change is fully backwards compatible as it'll only affect arrays.
Mentioned in #1154