Fix lint and add CircleCI config (#114)

Author: tar-g

.circleci/config.yml

@@ -0,0 +1,13 @@
+version: 2
+jobs:
+  build:
+    docker:
+      - image: circleci/node:11
+    steps:
+      - checkout
+      - run:
+          name: Install npm packages
+          command: npm install
+      - run:
+          name: Run lint
+          command: npm run lint

commands/themebuider.js

@@ -135,7 +135,7 @@ const getDevExtremeVersion = () => {
 
 const setWidgetsOption = (options, version) => {
     const widgets = options.widgets;
-    const widgetsArgumentMinVersion = '19.2.3'
+    const widgetsArgumentMinVersion = '19.2.3';
     const widgetsOptionAvailable = version === 'latest' || semver.gte(version, widgetsArgumentMinVersion);
     if(widgets && !widgetsOptionAvailable) {
         console.log(`The "--widgets" argument is supported only starting with v${widgetsArgumentMinVersion} and will be ignored.`);