Gemfile in github-markup-2.0.1 vs Gemfile in github-markup-3.0.0

@@ -3,10 +3,10 @@
 
 gem "posix-spawn", :platforms => :ruby
 gem "redcarpet", :platforms => :ruby
 gem "kramdown", :platforms => :jruby
 gem "RedCloth"
-gem "commonmarker", "~> 0.14.12"
+gem "commonmarker", "~> 0.18.1"
 gem "rdoc", "~>3.6"
 gem "org-ruby", "= 0.9.9"
 gem "creole", "~>0.3.6"
 gem "wikicloth", "=0.8.3"
 gem "twitter-text", "~> 1.14"