test: use uvu for tests (#31)

Author: tivac

.eslintrc.js renamed to .eslintrc.cjs

@@ -1,21 +1,20 @@
+"use strict";
+
 module.exports = {
     extends : [
         "@tivac",
-        "plugin:jest/recommended",
     ],
 
-    parser : "@babel/eslint-parser",
+    parserOptions : {
+        sourceType : "module",
+    },
 
     env : {
-        node : true,
-        jest : true,
-        es6  : true,
+        node    : true,
+        browser : true,
+        es2020  : true,
     },
 
-    plugins : [
-        "jest",
-    ],
-
     rules : {
         "max-statements" : [ "warn", 25 ],
 
@@ -35,9 +34,4 @@ module.exports = {
             },
         ],
     },
-
-    // Weird that setting "jest" up above in the env settings doesn't handle this
-    globals : {
-        document : true,
-    },
 };