Consent module is now enabled by default...

git-svn-id: https://simplesamlphp.googlecode.com/svn/trunk@1102 44740490-163a-0410-bde0-09ae8108e29a

modules/consent/default-disable

-This file indicates that the default state of this module
-is disabled. To enable, create a file named enable in the
-same directory as this file.