Migrate problems panel to React (#1532)

* Replace default angular app config editor

* Problems panel: migrate module to ts

* Problems panel options editor to react

* Problems panel react WIP

* Fix explore button

* Problems panel alert list layout WIP

* Refactor

* Minor tweaks on panel options

* remove outdated tests

* Update typescript

* Draft for tag event handling

* Remove unused files

tsconfig.json

@@ -1,7 +1,7 @@
 {
   "compilerOptions": {
     "moduleResolution": "node",
-    "target": "es5",
+    "target": "ES6",
     "lib": [ "es6", "dom", "es2017" ],
     "rootDir": "./src",
     "jsx": "react",