upgrade authlogic to 3.3 for rails 3.2

Change-Id: I2bb6466c3d8ff48476698733ed2148799664bfaa
Reviewed-on: https://gerrit.instructure.com/30798
Reviewed-by: Derek DeVries <ddevries@instructure.com>
Tested-by: Jenkins <jenkins@instructure.com>
Product-Review: Cody Cutrer <cody@instructure.com>
QA-Review: Cody Cutrer <cody@instructure.com>