fix query in timeline in activity and person bundle

src/Bundle/ChillMainBundle/Timeline/TimelineBuilder.php

@@ -28,8 +28,6 @@ use Doctrine\ORM\NativeQuery;
 
 /**
  * Build timeline
- *
- * @author Julien Fastré <julien.fastre@champs-libres.coop>
  */
 class TimelineBuilder implements ContainerAwareInterface
 {

src/Bundle/ChillMainBundle/Timeline/TimelineSingleQuery.php

@@ -38,12 +38,12 @@ class TimelineSingleQuery
     public static function fromArray(array $a)
     {
         return new TimelineSingleQuery(
-            $a['id'],
-            $a['date'],
-            $a['type'] ?? $a['key'],
-            $a['FROM'] ?? $a['from'],
-            $a['WHERE'] ?? $a['where'],
-            $a['parameters']);
+            $a['id'] ?? null,
+            $a['date'] ?? null,
+            $a['type'] ?? $a['key'] ?? null,
+            $a['FROM'] ?? $a['from'] ?? null,
+            $a['WHERE'] ?? $a['where'] ?? null,
+            $a['parameters'] ?? null);
     }
 
     public function getId(): string