Kill trailing whitespace in ruby files

test/factories/tag.rb

@@ -5,7 +5,7 @@ FactoryGirl.define do
     category {Tag.categories.general}
     related_tags ""
     related_tags_updated_at {Time.now}
-    
+
     factory(:artist_tag) do
       category {Tag.categories.artist}
     end

test/factories/tag_alias.rb

@@ -2,7 +2,7 @@ FactoryGirl.define do
   factory :tag_alias do
     antecedent_name "aaa"
     consequent_name "bbb"
-    
+
     after(:create) do |tag_alias|
       tag_alias.process!
     end

test/factories/tag_implication.rb

@@ -2,7 +2,7 @@ FactoryGirl.define do
   factory :tag_implication do
     antecedent_name "aaa"
     consequent_name "bbb"
-    
+
     after(:create) do |tag_implication|
       tag_implication.process!
     end

test/factories/upload.rb

@@ -9,7 +9,7 @@ FactoryGirl.define do
     status "pending"
     server Socket.gethostname
     source "xxx"
-    
+
     factory(:source_upload) do
       source "http://www.google.com/intl/en_ALL/images/logo.gif"
     end

test/factories/user.rb

@@ -9,7 +9,7 @@ FactoryGirl.define do
     level 20
     last_logged_in_at {Time.now}
     favorite_count 0
-    
+
     factory(:banned_user) do
       is_banned true
       ban {|x| x.association(:ban)}