Add tooltip on Ask SUSI

[fragm3]

I'm submitting a ... (check one with "x")

• [ ] bug report
• [x] feature request
• [ ] support request => Please do not submit support requests here, instead ask your query in out Gitter channel at https://gitter.im/fossasia/susi_server

Current behavior: When a user searches for text on susi with right clicking -> Ask SUSI - "", only notification is shown in extension.

Expected behavior: Tooltip can be added on top of the searched word for the answer

Steps to reproduce: Try searching with right clicking a text

Would you like to work on the issue?

Yes

[Puranjay25]

Could you please send the screenshot(s) of the issue?