* fix(workspaces): transact all simultaneous workspace-project role changes
* fix(workspaces): more correct usage of transactions
* fix(workspaces): add tests for transaction-based role changes
* fix(workspaces): do not leak knex into domain
* fix(workspaces): transaction-ify factory functions
* fix(workspaces): factory-ify some old functions
* fix(workspaces): missed a resolver
* fix(workspaces): delete comment (very difficult)
* feat(workspaces): update/delete workspace role resolvers
* chore(workspaces): gql tests for role changes
* fix(workspaces): test syntax oops
* fix(workspaces): got it twisted
* fix(workspaces): simplify api surface, better return types
* fix(workspaces): correct role type usage, improve tests
* fix(workspaces): authorize in resolver
* fix(workspaces): correct usage of authorizeResolver
Chuck Driesler