Kill trailing whitespace in ruby files

app/models/wiki_page.rb

@@ -10,16 +10,16 @@ class WikiPage < ActiveRecord::Base
   has_one :tag, :foreign_key => "name", :primary_key => "title"
   has_one :artist, :foreign_key => "name", :primary_key => "title"
   has_many :versions, :class_name => "WikiPageVersion", :dependent => :destroy, :order => "wiki_page_versions.id ASC"
-  
+
   module SearchMethods
     def titled(title)
       where("title = ?", title.downcase.tr(" ", "_"))
     end
-    
+
     def recent
       order("updated_at DESC").limit(25)
     end
-    
+
     def body_matches(query)
       where("body_index @@ plainto_tsquery(?)", query.to_escaped_for_tsquery_split)
     end
@@ -35,15 +35,15 @@ class WikiPage < ActiveRecord::Base
       if params[:creator_id].present?
         q = q.where("creator_id = ?", params[:creator_id])
       end
-      
+
       if params[:body_matches].present?
         q = q.body_matches(params[:body_matches])
       end
-      
+
       if params[:creator_name].present?
         q = q.where("creator_id = (select _.id from users _ where lower(_.name) = ?)", params[:creator_name].downcase)
       end
-      
+
       if params[:sort] == "time" || params[:sort] == "Date"
         q = q.order("updated_at desc")
       end
@@ -51,7 +51,7 @@ class WikiPage < ActiveRecord::Base
       q
     end
   end
-  
+
   module ApiMethods
     def serializable_hash(options = {})
       options ||= {}
@@ -64,7 +64,7 @@ class WikiPage < ActiveRecord::Base
       hash = super(options)
       hash
     end
-    
+
     def to_xml(options = {}, &block)
       options ||= {}
       options[:procs] ||= []
@@ -72,27 +72,27 @@ class WikiPage < ActiveRecord::Base
       super(options, &block)
     end
   end
-  
+
   extend SearchMethods
   include ApiMethods
-  
+
   def self.find_title_and_id(title)
     titled(title).select("title, id").first
   end
-  
+
   def validate_locker_is_janitor
     if is_locked_changed? && !CurrentUser.is_janitor?
       errors.add(:is_locked, "can be modified by janitors only")
       return false
     end
   end
-  
+
   def revert_to(version)
     self.title = version.title
     self.body = version.body
     self.is_locked = version.is_locked
   end
-  
+
   def revert_to!(version)
     revert_to(version)
     save!
@@ -105,7 +105,7 @@ class WikiPage < ActiveRecord::Base
   def creator_name
     User.id_to_name(creator_id).tr("_", " ")
   end
-  
+
   def category_name
     Tag.category_for(title)
   end
@@ -113,7 +113,7 @@ class WikiPage < ActiveRecord::Base
   def pretty_title
     title.tr("_", " ")
   end
-  
+
   def create_version
     if title_changed? || body_changed? || is_locked_changed?
       versions.create(
@@ -125,19 +125,19 @@ class WikiPage < ActiveRecord::Base
       )
     end
   end
-  
+
   def initialize_creator
     self.creator_id = CurrentUser.user.id
   end
-  
+
   def post_set
     @post_set ||= PostSets::WikiPage.new(title, 1, 4)
   end
-  
+
   def presenter
     @presenter ||= WikiPagePresenter.new(self)
   end
-  
+
   def tags
     body.scan(/\[\[(.+?)\]\]/).flatten.map do |match|
       if match =~ /^(.+?)\|(.+)/