#21: Oops! Forgot the organisers

Also tidied up the 'add-user-table' migration, which was actually just part of the how-to-get-started-with-migratus stuff and we don't need.

resources/migrations/20161010155448-add-users-table.down.sql

@@ -1 +0,0 @@
-DROP TABLE users;

resources/migrations/20161010155448-add-users-table.up.sql

@@ -1,9 +0,0 @@
-CREATE TABLE users
-(id VARCHAR(20) PRIMARY KEY,
- first_name VARCHAR(30),
- last_name VARCHAR(30),
- email VARCHAR(30),
- admin BOOLEAN,
- last_login TIME,
- is_active BOOLEAN,
- pass VARCHAR(300));

resources/migrations/20170315190500-roles-and-teams.down.sql

@@ -1,5 +1,7 @@
 drop table teammemberships;
 
+drop table teamorganiserships;
+
 drop index ix_teams_name;
 
 drop table teams;

resources/migrations/20170315190500-roles-and-teams.up.sql

@@ -25,6 +25,10 @@ create table if not exists teammemberships (
   canvasser_id integer not null references canvassers(id)
 );
 
+create table if not exists teamorganiserships (
+  team_id integer not null references teams(id),
+  canvasser_id integer not null references canvassers(id)
+);
 
 alter table roles owner to youyesyet;