tagged version 1.4.6
tagged version 2.1.6
Removed Rails patch.
tagged version 2.2.1
Changes for 2.1.6 release.
Upgrade to Rails 3.2.11.
Backported r10842 from trunk.
Changes for 1.4.6 release.
Upgrade to Rails 2.3.15.
Merged r11146 from trunk: Changes for 2.2.1 release.