Basic Postgres AuthManager support (#622)
Split user permissions routines into AppHandlers.Users module
Use more appropriate names for auth combinators
Add AppHandlers.Users to .cabal
Use Postgres roles in permission checking handler combinators (#622)
Add snap_auth_user_roles creation to database_init
Clarification
Use PG roles in serveUserCake, move it to AppHandlers.Users (#622)
Use PG roles when serving models, move PG roles-specific code
to separate module (#622)
New combinator to replace user roles from PG (#622)
Use PG roles when assigning actions in littleMoreActionsHandler (#622)
Merge from master
Merge branch 'master' into i622-postgres-users
Use PG backend for UsersDict operations (#657)
Rename Snaplet.Auth.PGRoles to .PGUsers, move Snaplet.Auth.PGUsersDict
to .PGUsers
Drop unused `roles` part of usrs' tuple
Postgres-based user meta storage (#658)
Include boCities & boPrograms in UsersDict, switch to ByteString
(both fields are lists of keys of a dictionary) #657
Make meta fields optional #658
Properly read leading login from allUsersQuery response #658