fix subscribable bug

Author: psubram3

src/stores/subscribable.ts

@@ -159,7 +159,7 @@ export function gqlSubscribable<T>(
           // and resubscribe to the main query with those new variables
           const store = variable as Readable<any>;
           const unsubscriber = store.subscribe(storeValue => {
-            variables = { ...variables, [name]: storeValue };
+            variables = { ...variables, [name]: storeValue }; // NOTE: when modifying this, I made the mistake in subscribe of passing 'variables' instead of 'initialVariables'. 'variables' seems to contain exclusively values, while 'initialVariables' seems to contain possible references to stores. I think these names are a little misleading and should be refactored somewhat!
             resubscribe();
           });
           variableUnsubscribers.push(unsubscriber);
@@ -171,7 +171,7 @@ export function gqlSubscribable<T>(
   function subscribe(next: Subscriber<T>): Unsubscriber {
     // If we are in the browser and do not yet have a web socket client
     // we will create one and subscribe to variables
-    subscribeToVariables(variables); // should not be harmful if this runs every time subscribe is called
+    subscribeToVariables(initialVariables); // should not be harmful if this runs every time subscribe is called
 
     // Subscribe within the WS to the GQL query
     // Note that subscribeToVariables may immediately result in a resubscription if