notification: use viewargs for notif_entity_updated instead of transaction_data
Now that notifications use separate sessions, they can't rely on the
original transaction_data being around, so pass the data through view
arguments instead, so the notification view knows what changed on
updated entities.
Closes #2936180
action box
Area visible in the upper left column. You have a list of available actions on the entity. The most frequently used entry is `modify`.
object
All element created in the application
Example: project, ticket, user, ...
relation editing module
HTML widget that let you define new relations amongst objects.
relation
It's a kind of 'smart' link between 2 objets of the application. It has a specific sense that determine dynamic behaviour and add a new logic of the content.