MM-26572 Improve tooling around typescript (#105)

* Upstream typescript tooling changes.

* Update rest of dependencies.

webapp/.eslintrc.json

@@ -1,5 +1,8 @@
 {
-  "extends": "eslint:recommended",
+  "extends": [
+      "eslint:recommended",
+      "plugin:react-hooks/recommended"
+  ],
   "parserOptions": {
     "ecmaVersion": 8,
     "sourceType": "module",
@@ -60,12 +63,6 @@
         "allowSingleLine": false
       }
     ],
-    "camelcase": [
-      2,
-      {
-        "properties": "never"
-      }
-    ],
     "capitalized-comments": 0,
     "class-methods-use-this": 0,
     "comma-dangle": [
@@ -270,7 +267,7 @@
     "no-lonely-if": 2,
     "no-loop-func": 2,
     "no-magic-numbers": [
-      1,
+      0,
       {
         "ignore": [
           -1,
@@ -548,7 +545,7 @@
       }
     ],
     "react/prefer-es6-class": 2,
-    "react/prefer-stateless-function": 0,
+    "react/prefer-stateless-function": 2,
     "react/prop-types": [
       2,
       {
@@ -638,8 +635,13 @@
       "files": ["**/*.tsx", "**/*.ts"],
       "extends": "plugin:@typescript-eslint/recommended",
       "rules": {
+        "@typescript-eslint/ban-ts-ignore": 0,
+        "@typescript-eslint/ban-types": 1,
+        "@typescript-eslint/ban-ts-comment": 0,
         "@typescript-eslint/no-var-requires": 0,
         "@typescript-eslint/prefer-interface": 0,
+        "@typescript-eslint/explicit-function-return-type": 0,
+        "@typescript-eslint/explicit-module-boundary-types": 0,
         "@typescript-eslint/indent": [
           2,
           4,
@@ -655,12 +657,6 @@
             "variables": false
           }
         ],
-        "@typescript-eslint/camelcase": [
-          2,
-          {
-            "properties": "never"
-          }
-        ],
         "react/jsx-filename-extension": [
           1,
           {