Merge pull request #192 from kickinbahk/twelve-days-version-comments

Update twelve-days version test comments to be more clear for user

Author: kytrinyx

twelve-days/twelve_days_test.rb

@@ -18,8 +18,14 @@ def test_the_whole_song
     assert_equal expected, TwelveDays.song
   end
 
-  # This is some simple book-keeping to let people who are
-  # giving feedback know which version of the exercise you solved.
+  # Problems in exercism evolve over time,
+  # as we find better ways to ask questions.
+  # The version number refers to the version of the problem you solved,
+  # not your solution.
+  #
+  # Define a constant named VERSION inside of TwelveDays.
+  # If you're curious, read more about constants on RubyDoc:
+  # http://ruby-doc.org/docs/ruby-doc-bundle/UsersGuide/rg/constants.html
   def test_version
     assert_equal 1, TwelveDays::VERSION
   end