Merge upload GPX-tracks to OSM; split 'specialVisualisations' into multiple smaller classes

UI/SpecialVisualization.ts

@@ -0,0 +1,16 @@
+import {UIEventSource} from "../Logic/UIEventSource";
+import BaseUIElement from "./BaseUIElement";
+
+export interface SpecialVisualization {
+    funcName: string
+    constr: (
+        state: any, /*FeaturePipelineState*/
+        tagSource: UIEventSource<any>,
+        argument: string[],
+        guistate: any /*DefaultGuiState*/
+    ) => BaseUIElement
+    docs: string | BaseUIElement
+    example?: string
+    args: { name: string; defaultValue?: string; doc: string; required?: false | boolean }[]
+    getLayerDependencies?: (argument: string[]) => string[]
+}