test case shouldn't be singleton, breaks under ruby 1.9

cbeer · cbeer · commit a58ab5f3051b · 2012-05-29T13:21:56.000-07:00
diff --git a/test/provider/tc_exceptions.rb b/test/provider/tc_exceptions.rb
@@ -1,7 +1,6 @@
 require 'test_helper'
 
 class ProviderExceptions < Test::Unit::TestCase
-  include Singleton
   
   def setup
     @provider = ComplexProvider.new
