*add external methods to use the new extension
- setUpInstance to set up all egov instance
- enableProcedureLogin to enable some procedure such as Subscription Form to log in.
* add SetUpEGovInstance Extension, to use Egov User and Group Manager and to enable some procedure log in.

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@36494 20353a03-c40f-0410-a6d1-a30d3c3de9de