experimental re-embedding (#1186)

* first cut at re-embedding route and back-end support

* update and expand config route tests

* add scanpy_umap

* add reembedding to config route parameters

* front-end support for reembedding fetch and UI

* remove unused imports

* add loading state

* save reembedding in reducer state

* improve withColsFrom

* transmit reembed schema to client; pick unique embedding names

* display embeddings

* format

* lint

* spaces, tab size 2

* lint

* test hack for smoke-test race

* back out hack sleep

* add check for backed mode

* add unit test for reembedding

* lint

* hide re-embedding CLI param from help

client/src/components/framework/toasters.js

@@ -2,7 +2,7 @@ import { Position, Toaster, Intent } from "@blueprintjs/core";
 
 /** Singleton toaster instance. Create separate instances for different options. */
 
-const ErrorToastTopCenter = Toaster.create({
+const ToastTopCenter = Toaster.create({
   className: "recipe-toaster",
   position: Position.TOP
 });
@@ -11,21 +11,38 @@ const ErrorToastTopCenter = Toaster.create({
 A "user" error - eg, bad input
 */
 export const postUserErrorToast = message =>
-  ErrorToastTopCenter.show({ message, intent: Intent.WARNING });
+  ToastTopCenter.show({ message, intent: Intent.WARNING });
 
 /*
 A toast the user must dismiss manually, because they need to act on its information,
 ie., 8 bulk add genes out of 40 were bad. Manually see which ones and fix.
 */
 export const keepAroundErrorToast = message =>
-  ErrorToastTopCenter.show({ message, timeout: 0, intent: Intent.WARNING });
+  ToastTopCenter.show({ message, timeout: 0, intent: Intent.WARNING });
 
 /*
 a hard network error
 */
 export const postNetworkErrorToast = message =>
-  ErrorToastTopCenter.show({
+  ToastTopCenter.show({
     message,
     timeout: 30000,
     intent: Intent.DANGER
   });
+
+/*
+Async message to user
+*/
+export const postAsyncSuccessToast = message =>
+  ToastTopCenter.show({
+    message,
+    timeout: 10000,
+    intent: Intent.SUCCESS
+  });
+
+export const postAsyncFailureToast = message =>
+  ToastTopCenter.show({
+    message,
+    timeout: 10000,
+    intent: Intent.WARNING
+  });