gene set summary progress (#2127)

* revert removal of cache control headers

* checkpoint work on revising summary route

* add summary query support to annoMatrix

* summarize route cleanup

* add mising file

* clean up summarize route

* add summary histogram

* update deps

* lint

* more lint

* lint

* manage crossfiler during gene set state changes

* remove obsolete debugging code

* correctly perform async watch in histogram

* better error handling

client/src/components/termsPrompt/index.js

@@ -11,8 +11,8 @@ import {
 import { storageGet, storageSet, KEYS } from "../util/localStorage";
 
 @connect((state) => ({
-  tosURL: state.config?.parameters?.["about_legal_tos"],
-  privacyURL: state.config?.parameters?.["about_legal_privacy"],
+  tosURL: state.config?.parameters?.about_legal_tos,
+  privacyURL: state.config?.parameters?.about_legal_privacy,
 }))
 class TermsPrompt extends React.PureComponent {
   constructor(props) {