Kill trailing whitespace in ruby files

test/unit/post_appeal_test.rb

@@ -14,24 +14,24 @@ class PostAppealTest < ActiveSupport::TestCase
       CurrentUser.user = nil
       CurrentUser.ip_addr = nil
     end
-    
+
     context "a user" do
       setup do
         @post = FactoryGirl.create(:post, :tag_string => "aaa", :is_deleted => true)
       end
-      
+
       should "not be able to appeal a post more than twice" do
         assert_difference("PostAppeal.count", 1) do
           @post_appeal = PostAppeal.create(:post => @post, :reason => "aaa")
         end
-        
+
         assert_difference("PostAppeal.count", 0) do
           @post_appeal = PostAppeal.create(:post => @post, :reason => "aaa")
         end
-        
+
         assert_equal(["You have already appealed this post"], @post_appeal.errors.full_messages)
       end
-      
+
       should "not be able to appeal more than 5 posts in 24 hours" do
         @post_appeal = PostAppeal.new(:post => @post, :reason => "aaa")
         @post_appeal.expects(:appeal_count_for_creator).returns(5)
@@ -40,7 +40,7 @@ class PostAppealTest < ActiveSupport::TestCase
         end
         assert_equal(["You can appeal at most 5 post a day"], @post_appeal.errors.full_messages)
       end
-      
+
       should "not be able to appeal an active post" do
         @post.update_attribute(:is_deleted, false)
         assert_difference("PostAppeal.count", 0) do
@@ -48,7 +48,7 @@ class PostAppealTest < ActiveSupport::TestCase
         end
         assert_equal(["Post is active"], @post_appeal.errors.full_messages)
       end
-      
+
       should "initialize its creator" do
         @post_appeal = PostAppeal.create(:post => @post, :reason => "aaa")
         assert_equal(@alice.id, @post_appeal.creator_id)