Gemfile in github-markup-1.3.1 vs Gemfile in github-markup-1.3.2

@@ -1,10 +1,13 @@
 source "http://rubygems.org"
 gemspec
-gem "redcarpet"
+
+gem "posix-spawn", :platforms => :ruby
+gem "redcarpet", :platforms => :ruby
+gem "kramdown", :platforms => :jruby
 gem "RedCloth"
 gem "rdoc", "~>3.6"
 gem "org-ruby", "= 0.9.9"
 gem "creole", "~>0.3.6"
-gem "wikicloth", "=0.8.1"
+gem "wikicloth", "=0.8.1", :platforms => :ruby
 gem "asciidoctor", "= 0.1.4"
-gem "rake"
+gem "rake"
\ No newline at end of file