Simplifying the :changeset method on the Version class.
Merge pull request #188 from dwbutler/master

Fixed documentation for custom serializer on README.
Adding setter module method for the 'serializer' config option to PaperTrail module.
Removing unecessary 'yaml' require statement from PaperTrail module.
Adding some more thorough test coverage for tracking of destroy events.
Changed name of (un)serialize_attributes methods so they don't conflict with other gems
Fixes active record deprecation warning
Make the create object work with custom serializer
Merge remote-tracking branch 'dwbutler/accessor_fix'
Some minor syntax tweaks, updated CHANGELOG.
Merge remote-tracking branch 'dwbutler/serialize_attributes_fix'
Update CHANGELOG.
Code condensation.
Merge remote-tracking branch 'bradleypriest/patch-1'
Update CHANGELOG.