GitLab

 - automation service for runner, script, trigger
 - mailproc service for email parsing
 - MailMessage type & protobuf

Add grpc-server capabilities for system service (make jwt, find user by id)
Add jwt generation (via grpc) to compose for run-as automation-scripts
Add SuperUser for system-level tasks and operations that are ran in the background w/o initiator
and require permision checking

Automation (scripts and triggers) is now a standalone package and can be used
in other services.

Signed-off-by: Tit Petric <black@scene-si.org>

 - Add module field ID
 - Rename db table (compose_module_form => compose_module_field)
 - Add id, created_at, updated_at, deleted_at db columns
 - Rename json to options, module_id to rel_module
 - Fix primary keys (now just ID), add unique indexes (mod+place, mod+name)
 - Add foreign key from fields to modules
 - module repo Update() func no longer does REPLACE but UPDATE
 - in updateFields(), fields are removed more precisely (only missing fields are removed)
 - Add integration tests for module/field updates

Other fixes and improvements:
 - add parseISODateWithErr and parseISODatePtrWithErr handlers for incoming data
 - add service & repository errors
 - cleanup old (unbound) attachment controllers from router
 - fix system repository error prefix (auth => system)

* upd(crm): split types, closes #79
* upd(crm): split generated types, codegen

 - CRUD support for applications
 - new (application related) permissions

- moved Access type from system to internal/rules,
- moved Resource from system to internal/rules,
- update imports for new type locations,
- add scope list container to inject permissions,
- update permissions API call to return default perms,
- update codegen for generated Rules types