move Bullet config inside config block

Change-Id: I699cf95823fdb2e5e1b8ea6d62829c95e737d246
Reviewed-on: https://gerrit.instructure.com/36890
Product-Review: Shawn Meredith <shawn@instructure.com>
QA-Review: Shawn Meredith <shawn@instructure.com>
Reviewed-by: Shawn Meredith <shawn@instructure.com>
Tested-by: Hannah Bottalla <hannah@instructure.com>