convert timesheets to UTC with support for user timezone (#372)

config/packages/doctrine.yaml

@@ -17,6 +17,9 @@ doctrine:
 
         # With Symfony 3.3, remove the `resolve:` prefix
         url: '%env(resolve:DATABASE_URL)%'
+
+        types:
+            datetime: App\Doctrine\UTCDateTimeType
     orm:
         auto_generate_proxy_classes: '%kernel.debug%'
         naming_strategy: doctrine.orm.naming_strategy.underscore

config/packages/kimai.yaml

@@ -47,6 +47,11 @@ kimai:
             soft_limit: 1
             hard_limit: 3
 
+        # Rules that define the Timesheet validation and behaviour
+        rules:
+            # whether records in the future can be created
+            allow_future_times: true
+
     # --------------------------------------------------------------------------------
     # Invoice management
     #invoice: