[entity] more tweaks for entity attribute cache handling on cw_set/cw_create to fix test regression
* when an attribute is listed in dont-cache-attrs, purge any previous value
* test value is actually modified in EditedEntity.__setitem__ before adding
attribute to dont-cache-attrs
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.