Fix nullptr tag call

Fix iOS background color

libnymea-app/tagsmanager.cpp

@@ -190,7 +190,6 @@ Tag* TagsManager::unpackTag(const QVariantMap &tagMap)
         tag->setRuleId(ruleId);
     } else {
         qCWarning(dcTags()) << "Invalid tag. Neither thingId nor ruleId are set. Skipping...";
-        tag->deleteLater();
         return nullptr;
     }
 //    qDebug() << "adding tag" << tag->tagId() << tag->value();

nymea-app/ui/Nymea.qml

@@ -54,6 +54,18 @@ ApplicationWindow {
     font.capitalization: Font.MixedCase
     font.family: Style.fontFamily
 
+    Binding {
+        target: PlatformHelper
+        property: "topPanelColor"
+        value: app.color
+    }
+
+    Binding {
+        target: PlatformHelper
+        property: "bottomPanelColor"
+        value: app.color
+    }
+
     property int margins: 16
     property int bigMargins: 20
 
@@ -85,8 +97,6 @@ ApplicationWindow {
 
     Component.onCompleted: {
         styleController.setSystemFont(app.font)
-        PlatformHelper.topPanelColor = Style.backgroundColor
-        PlatformHelper.bottomPanelColor = Style.backgroundColor
     }
 
     Binding {