Use to_param and allow songs with periods to be seen, closes #4

app/models/song.rb

@@ -5,6 +5,8 @@ class Song < ActiveRecord::Base
   has_many :setlists, through: :slots
   has_many :shows, -> { uniq }, through: :setlists
 
+  to_param :name
+
   def debut_show
     performed_shows.last
   end
@@ -13,10 +15,6 @@ def performed_shows
     @performed_shows ||= shows.performed
   end
 
-  def to_param
-    "#{id}-#{CGI.escape(name).downcase}"
-  end
-
   def merge!(other_song)
     other_song.slots.each do |slot|
       slot.song = self

app/models/venue.rb

@@ -1,6 +1,7 @@
 class Venue < ActiveRecord::Base
   include Showable
 
+  to_param :name
   has_many :shows
 
   def merge!(other_venue)