More refactoring of the featuresources, cleanup, small changes

Logic/FeatureSource/Sources/StaticFeatureSource.ts

@@ -0,0 +1,20 @@
+import FeatureSource from "../FeatureSource";
+import {UIEventSource} from "../../UIEventSource";
+
+/**
+ * A simple dummy implementation for whenever it is needed
+ */
+export default class StaticFeatureSource implements FeatureSource {
+    public readonly features: UIEventSource<{ feature: any; freshness: Date }[]>;
+    public readonly name: string = "StaticFeatureSource"
+
+    constructor(features: any[]) {
+        const now = new Date();
+        this.features = new UIEventSource(features.map(f => ({
+            feature: f,
+            freshness: now
+        })))
+    }
+
+
+}