tried to address linting issues

.eslintrc

@@ -4,7 +4,6 @@
         "es6": true
     },
     "parserOptions": {
-        "ecmaVersion": 6,
         "sourceType": "module"
     },
     "rules": {
@@ -40,7 +39,7 @@
         "max-len": [2, 140],
         "max-params": [1, 4],
         "max-statements": [2, 20],
-        "new-cap": [2, { "capIsNewExceptions": ["Q"] }],
+        "new-cap": 2,
         "no-eval": 2,
         "no-bitwise": 2,
         "no-caller": 2,
@@ -49,7 +48,6 @@
         "no-dupe-class-members": 2,
         "no-empty": 2,
         "no-mixed-spaces-and-tabs": 2,
-        "no-multi-spaces": 2,
         "no-multi-str": 2,
         "no-new": 2,
         "no-this-before-super": 2,
@@ -67,7 +65,6 @@
         "prefer-template": 0,
         "quotes": [2, "single", "avoid-escape"],
         "require-yield": 0,
-        "semi": 2,
         "space-before-function-paren": [2, "never"],
         "space-unary-ops": [2, {"words": false, "nonwords": false}],
         "space-infix-ops": 2,