Graph selection state management and history bug fixes (#679)

* save graph selection in redux state

* fix old graph brush select regressions

* refactor graph brush selection to work with undo/redo

* update tests to match new crossfilter spatial select API

* graph selection state now in redux

* remove dead code

* sync graph selection with redux state; improvements to undoable machinery

* fix regression in undoable

* differentiate graph selection cancel from deselect action

* simplify calculation

* remove debugging code

* fix responsive repaint bug in graph selection tool

* undoable debugging and code cleanliness

* undoable action filter state now merges, rather than replaces

* improve comments

* add debounce to undoable action filter; improve comments and debug sanity check code

* comments

* fix undoable bug with clear scatterplot actions

* disable undoable debug flag

* cleanup API and comments around statemachine

* add test id attribute to lasso

* add better error handling for gene fetch requests

client/src/actions/index.js

@@ -302,6 +302,9 @@ const requestDifferentialExpression = (set1, set2, num_genes = 10) => async (
 const resetInterface = () => (dispatch, getState) => {
   const { universe } = getState();
 
+  dispatch({
+    type: "user reset start"
+  });
   dispatch({
     type: "clear all user defined genes"
   });
@@ -321,6 +324,9 @@ const resetInterface = () => (dispatch, getState) => {
   dispatch({
     type: "increment graph render counter"
   });
+  dispatch({
+    type: "user reset end"
+  });
 };
 
 export default {