mdl style: allow headlines to be questions

Signed-off-by: Daniel Maslowski <info@orangecms.org>

Author: orangecms

.mdl_style.rb

@@ -3,6 +3,8 @@
 rule 'MD007', :indent => 2
 # Ignore line length in code blocks and tables
 rule 'MD013', :ignore_code_blocks => true, :tables => false
+# Question marks are okay for us
+rule 'MD026', :punctuation => ".,;:!"
 # Allow inline HTML
 exclude_rule 'MD033'
 # Order ordered lists