Make service name configurable.
Make RequireMembershipOf configurable.
Updated README with additional information on service_name and required_membership_of params.
Changed require_membership_of to default to undef instead of false.
Merge pull request #1 from kenzeh/master

Add support for required group membership and variable service names
Issue #2 fix wrong filename usage
Merge pull request #4 from dionysius/master

Fix package filename (fixes #2)
Merge pull request #1 from ctf/master

merge from upstream