Merge info from README file with these.

To use Liquid Feedback you have to follow these
simple steps, which have to be done as the postgres system user (or
which ever is the database superuser):

$ createuser liquid_feedback
and answer the following
Shall the new role be a superuser? (y/n) n
Shall the new role be allowed to create databases? (y/n) y
Shall the new role be allowed to create more new roles? (y/n) n

$ psql 
postgres=# ALTER USER liquid_feedback WITH PASSWORD 'the_new_password';

$ createdb -U liquid_feedback liquid_feedback
$ psql -U liquid_feedback liquid_feedback
liquid_feedback=# \i /usr/share/liquid_feedback_code/core.sql
liquid_feedback=# \i /usr/share/liquid_feedback_code/init.sql
INSERT INTO system_setting (member_ttl) VALUES ('1 year');
INSERT INTO contingent (polling, time_frame, text_entry_limit, initiative_limit) VALUES (false, '1 hour', 20, 6);
INSERT INTO contingent (polling, time_frame, text_entry_limit, initiative_limit) VALUES (false, '1 day', 80, 12);
INSERT INTO contingent (polling, time_frame, text_entry_limit, initiative_limit) VALUES (true, '1 hour', 200, 60);
INSERT INTO contingent (polling, time_frame, text_entry_limit, initiative_limit) VALUES (true, '1 day', 800, 120);
INSERT INTO policy (index, name, admission_time, discussion_time, verification_time, voting_time, issue_quorum_num, issue_quorum_den, initiative_quorum_num, initiative_quorum_den) VALUES (1, 'Default policy', '8 days', '15 days', '8 days', '15 days', 10, 100, 10, 100);