Fixed ESlint errors

.eslintrc

@@ -23,7 +23,9 @@
         "destructuring": true,
         "objectLiteralComputedProperties": true
     },
-    "globals": {},
+    "globals": {
+        "ENV": true
+    },
     "rules": {
         "no-unused-expressions": 1,
         "no-extra-boolean-cast": 1,

src/config/config.dev.js

@@ -27,7 +27,7 @@ module.exports = {
             drawBoundingBox: false,
             showFrequency: false,
             drawScanline: false,
-            showPattern: false,
+            showPattern: false
         }
     },
     locator: {

src/config/config.node.js

@@ -20,6 +20,6 @@ module.exports = {
     },
     locator: {
         halfSample: true,
-        patchSize: "medium", // x-small, small, medium, large, x-large
+        patchSize: "medium" // x-small, small, medium, large, x-large
     }
 };

src/config/config.prod.js

@@ -26,6 +26,6 @@ module.exports = {
     },
     locator: {
         halfSample: true,
-        patchSize: "medium", // x-small, small, medium, large, x-large
+        patchSize: "medium" // x-small, small, medium, large, x-large
     }
 };