middleman/middleman — pull request #478 by rolftimmermans (2012-06-14 11:37:13+00:00)
Title: Change the default character encoding to 'utf-8', with a dash

According to IANA the character encoding should be 'utf-8', not 'utf8'. This change fixes the character encoding and makes sure that the character encoding is correctly interpreted by more browsers, including old versions of IE (6, 7, ...?).