Keep URL hash when building new URLs in search results
Created by: mrnugget
This makes sure that we don't lose #tab=references when navigating
through references.
Navigating within one file
https://user-images.githubusercontent.com/1185253/150501052-b418354e-9f55-474c-81b0-435198fe91bf.mp4
Navigating between multiple files (or one large file)
https://user-images.githubusercontent.com/1185253/150501137-cc69af68-b9b9-4d30-bf98-1f6d2e12e254.mp4