Fixed settingsV2 bugs and added experimentation (#264)

* inital commit for flight tests

- FIxed bugs with settingstab v2

* minor edits

* removed console log

* fixed bug with autoscale throughput step increase

* resolved PR comments

* fixed compile error

* Added comment

src/Explorer/Controls/Settings/SettingsSubComponents/IndexingPolicyComponent.test.tsx

@@ -17,9 +17,6 @@ describe("IndexingPolicyComponent", () => {
     },
     indexingPolicyContent: initialIndexingPolicyContent,
     indexingPolicyContentBaseline: initialIndexingPolicyContent,
-    onIndexingPolicyElementFocusChange: () => {
-      return;
-    },
     onIndexingPolicyContentChange: () => {
       return;
     },