Refactor stores and their relationship to the MatrixClientPeg (#124)

* Refactor stores and their relationship to the MatrixClientPeg

to avoid import cycles and webpack weirdness

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

* Iterate

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

---------

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

src/stores/widgets/WidgetMessagingStore.ts

@@ -27,7 +27,6 @@ export enum WidgetMessagingStoreEvent {
 export class WidgetMessagingStore extends AsyncStoreWithClient<{}> {
     private static readonly internalInstance = (() => {
         const instance = new WidgetMessagingStore();
-        instance.start();
         return instance;
     })();