Merge pull request #1235 from github/revert-343-render-rmd-as-markdown

don't render rmd as markdown

Author: Ashe Connor

lib/github/markup/markdown.rb

@@ -29,7 +29,7 @@ class Markdown < Implementation
 
       def initialize
         super(
-          /md|rmd|mkdn?|mdwn|mdown|markdown|litcoffee/i,
+          /md|mkdn?|mdwn|mdown|markdown|litcoffee/i,
           ["Markdown", "RMarkdown", "Literate CoffeeScript"])
       end
 

test/markup_test.rb

@@ -1,4 +1,4 @@
-# encoding: UTF-8
+# encoding: utf-8
 
 $LOAD_PATH.unshift File.dirname(__FILE__) + "/../lib"
 
@@ -78,8 +78,6 @@ def call
   def test_knows_what_it_can_and_cannot_render
     assert_equal false, GitHub::Markup.can_render?('README.html', '<h1>Title</h1>')
     assert_equal true, GitHub::Markup.can_render?('README.markdown', '=== Title')
-    assert_equal true, GitHub::Markup.can_render?('README.rmd', '=== Title')
-    assert_equal true, GitHub::Markup.can_render?('README.Rmd', '=== Title')
     assert_equal false, GitHub::Markup.can_render?('README.cmd', 'echo 1')
     assert_equal true, GitHub::Markup.can_render?('README.litcoffee', 'Title')
   end