Multi-select menus now working

Major change, there may be regressions.

resources/sql/queries.sql

@@ -75,16 +75,6 @@ FROM addresses, visits
 WHERE visits.address_id = addresses.id
 AND visits.id = :id
 
--- I don't know why this next one isn't autogenerating, but it isn't and it's critical.
-
--- :name list-roles-by-canvasser :? :*
--- :doc links all existing canvasser records related to a given role
-SELECT DISTINCT roles.*
-FROM roles, ln_canvassers_roles
-WHERE roles.id = ln_canvassers_roles.role_id
-	AND ln_canvassers_roles.canvasser_id = :id
-ORDER BY roles.name,
-	roles.id
 
 -- :name list-elector-intentions :? :*
 -- :doc short form of `list-intentions-by-elector`, returning far less data, for use in `youyesyet.routes.rest/get-local-data`, q.v.