README.markdown in purgatory-2.1.0 vs README.markdown in purgatory-2.2.0

@@ -35,10 +35,11 @@
 The following are some attributes of a purgatory:
 
     purgatory.soul # The ActiveRecord model instance whose changes are in purgatory
     purgatory.requester # The user who created the purgatory
     purgatory.created_at # The time when the purgatory was created
+    purgatory.requested_changes # A hash of the proposed changes. The keys are the attribute names and the values are 2-element arrays where the 1st element is the old value and the 2nd element is the new value
     purgatory.approver # The user who approved the purgatory
     purgatory.approved_at # The time when the purgatory was approved
 
 Here are some handy scopes and methods available to you:
 
@@ -47,10 +48,9 @@
     Purgatory.approved # Returns a relation of all approved purgatories
 
     ### Methods
     purgatory.pending? # Returns true if the purgatory is pending, false otherwise
     purgatory.approved? # Returns true if the purgatory has been approved, false otherwise
-    purgatory.changes_hash # Returns a hash of the proposed changes. The keys are the attribute names and the values are 2-element arrays where the 1st element is the old value and the 2nd element is the new value
 
 ## Contributing to Purgatory
  
 * Check out the latest master to make sure the feature hasn't been implemented or the bug hasn't been fixed yet.
 * Check out the issue tracker to make sure someone already hasn't requested it and/or contributed it.