We implemented a work around to support these situations, however WordPress theme developers could do the entire WordPress community a huge favor by learning the proper way to use jQuery within their themes and then workarounds such as this would not be necessary.
You can update to the latest version of Gravity Forms using Automatic Update. Just visit the Updates page under the Forms navigation in your WordPress Dashboard. Update deployment is staged so if you do not see the update available, try again in a few hours. You can also download the latest version of the plugin from the Downloads page.