Updated code quality configs

.codeclimate.yml

@@ -1,6 +1,13 @@
 engines:
   eslint:
     enabled: true
+  complexity:
+    enabled: true
+  duplication:
+    enabled: true
+    config:
+      languages:
+        javascript:
 ratings:
   paths:
     - src/**/*.js

.eslintrc

@@ -4,6 +4,21 @@
 		"es6": true
 	},
 	"globals": {
-		"chrome": true
+		"chrome": true,
+		"validity": true
+	},
+	"rules": {
+		"brace-style": [2, "stroustrup", { "allowSingleLine": true }],
+		"complexity": [2, 6],
+		"curly": 2,
+		"eqeqeq": [2, "allow-null"],
+		"max-statements": [2, 30],
+		"no-shadow-restricted-names": 2,
+		"no-undef": 2,
+		"no-use-before-define": 0,
+		"radix": 2,
+		"semi": [2, "always"],
+		"space-infix-ops": 2,
+		"strict": 0
 	}
 }