logout option should collapse after clicking outside anywhere in the UI

Steps to Reproduce

1. Open https://skill-search.topcoder-dev.com/ web app
2. Login with tonyj /appirio123
3. Click on Username in the top right corner
4. Logout will show up , now click outside in the UI

Screenshots or Screen Capture

<img width="1440" alt="Screenshot 2020-07-12 at 6 47 22 PM" src="https://user-images.githubusercontent.com/5712602/87247283-82ea5d00-c470-11ea-8461-36c199e939b3.png">

Current Results

Clicking outside doesn't hide the logout option

Expected Results

logout option should collapse after clicking outside anywhere in the UI

Browser version and OS version

• Device: MacBook Pro 13 inch
• Browser: Chrome Version 83.0.4103.116 (Official Build) (64-bit)
• OS Version: macOS Catalina 10.15.4

Final Submission Guidelines

Git issue link: https://github.com/topcoder-platform/u-bahn-app/issues/45