improved duration and minute selector (#2264)

* do not close modal if form is dirty
* deprecated TimesheetConfiguration
* inject timezone in form types
* cleanup usage of UserDateTimeFactory
* allow to configure increment steps for minutes
* use 15 minutes step for datetimepicker in project edit form
* use rounding rules for increments in minute select for begin and end
* allow duration in multi user and admin timesheet forms
* make dropdown values configurable

tests/Validator/Constraints/TimesheetLockdownValidatorTest.php

@@ -10,7 +10,7 @@
 namespace App\Tests\Validator\Constraints;
 
 use App\Configuration\ConfigLoaderInterface;
-use App\Configuration\TimesheetConfiguration;
+use App\Configuration\SystemConfiguration;
 use App\Entity\Timesheet;
 use App\Validator\Constraints\TimesheetLockdown;
 use App\Validator\Constraints\TimesheetLockdownValidator;
@@ -46,12 +46,14 @@ class TimesheetLockdownValidatorTest extends ConstraintValidatorTestCase
         );
 
         $loader = $this->createMock(ConfigLoaderInterface::class);
-        $config = new TimesheetConfiguration($loader, [
-            'rules' => [
-                'lockdown_period_start' => $start,
-                'lockdown_period_end' => $end,
-                'lockdown_grace_period' => $grace,
-            ],
+        $config = new SystemConfiguration($loader, [
+            'timesheet' => [
+                'rules' => [
+                    'lockdown_period_start' => $start,
+                    'lockdown_period_end' => $end,
+                    'lockdown_grace_period' => $grace,
+                ],
+            ]
         ]);
 
         return new TimesheetLockdownValidator($auth, $config);