Merge pull request #835 from dynamsoft-docs/seo/update-title-meta

SEO: update page titles and meta descriptions

Author: Tom-Dynamsoft

index.md

@@ -1,6 +1,6 @@
 ---
 layout: home-page
-title: Dynamsoft Barcode Reader SDK Documentation
+title: Dynamsoft Barcode Reader SDK – Documentation Overview
 keywords: dynamsoft barcode reader, dbr, documentation
 breadcrumbText: HomePage
 description: Dynamsoft Barcode Reader SDK Documentation Homepage