Updating README and Overview

Author: Tomas Gonzalez

overview.md

@@ -1,6 +1,6 @@
 ## Overview
 
-Black Duck Detect for TFS and Azure DevOps allows you to call Detect within your builds.   
+The Black Duck plugin for TFS and Azure DevOps allows you to automatically find and fix open source security vulnerabilities during your application build process, so you can proactively manage risk. The integration allows you to receive alerts and fail builds when any Black Duck policy violations are met.
 
 ## Documentation
 
@@ -15,3 +15,7 @@ Before calling Detect in TFS/Azure DevOps, an active instance of Black Duck is r
 If you do not have Black Duck, refer to [Black Duck on the Azure Marketplace](https://azuremarketplace.microsoft.com/en-us/marketplace/apps/black-duck-software.blackduck_hub_431) for more information.
 
 Follow the steps to [Deploy Black Duck on Azure](https://synopsys.atlassian.net/wiki/spaces/PARTNERS/pages/7471182/Installing+Black+Duck+in+Azure+Using+the+Azure+Marketplace) for more information on deploying from the Azure Marketplace.
+
+## Want to contribute?
+
+Running into an issue? Want to contribute? All code for this extension is [available on Github](https://github.com/blackducksoftware/detect-for-tfs).