Add task filters

When adding a task to an activity, the actor is set by default with the activity one

Canceled status is not considered as "closed" in filters

Fix namespaces

Edit tasks

Delete task from tasks view

Add task add form

Add unassigned filter to activities

Fix activity filter does not shows unassigned activities

Merge branch 'develop' into feature/date-filter ...

# Conflicts:
#	src/Form/Activity/ActivityFilterForm.php

Add date filter

Add reset button to activity filter form

Add date filter inputs

Add default filter in activity view

Add status filter in activity view

Add actor filter in activity page

Add followed field in actor entity

Sort actors

Group actor in activity creation

Edit activity

Add status to create activity

Update default activity status with form data

Add activity

Activity delete

Actor edit

Fix actor delete validation

Organize folders

Delete actor

Add actor process

Add actor form