Add plugin_skyline_quality option (#159)

source/plugins/skyline/metadata.yml

@@ -25,4 +25,13 @@ inputs:
     type: number
     default: 60
     min: 1
-    max: 120
+    max: 120
+
+  # Image quality
+  # Note that it significantly increases output filesize (up to a few Mb) which can cause render/loading issues
+  plugin_skyline_quality:
+    description: Image quality
+    type: number
+    default: 0.5
+    min: 0.1
+    max: 1