slapos_erp5: wip security for bulletin

slapos_erp5: Site Message are visible to all project's customers

slapos_erp5: Note will only be visible to project managers

slapos_erp5: Acknowledgement will only be visible by customer

slapos_erp5: trigger Bulletin local roles calculation

slapos_erp5: set bulletin module business_application

slapos_erp5: coding style: add bulletin scripts

slapos_erp5: coding style: skin selection: erp5_bulletin

slapos_erp5: drop dependency

slapos_panel: allow created different kind of Event

slapos_panel: action to add a Bulletin

slapos_panel: display Bulletin in the ticket's listboxes

slapos_panel: view Bulletin / Site Message

slapos_panel: create Note event for Bulletin

Keep the event only visible to managers

slapos_panel: change the Bulletin's event portal type based on the context

slapos_panel: dont add attachment to bulletin

It will explode size of acknowledgements

slapos_panel: don't expect any custom resource for Bulletin

slapos_panel: missing bulletin dependency

slapos_panel: drop dependency

slapos_crm: wip bulletin idea

slapos_crm: fixup bulletin?

slapos_crm: fixup

slapos_crm: add erp5_bulletin dependency

slapos_configurator: test configurator: bulletin_module

test: erp5_bulletin bt5 added

test mixin: erp5_bulletin