Preserve the search string when going to packages (#4427)
Preserve the search string when going to packages (#4427)

Refs #4411
gatsbyjs/gatsby,gatsbyjs/gatsby,gatsbyjs/gatsby,mingaldrichgan/gatsby,fk/gatsby,ChristopherBiscardi/gatsby,gatsbyjs/gatsby,fk/gatsby,0x80/gatsby,mingaldrichgan/gatsby,0x80/gatsby,gatsbyjs/gatsby,fk/gatsby,mingaldrichgan/gatsby,gatsbyjs/gatsby,ChristopherBiscardi/gatsby,ChristopherBiscardi/gatsby,0x80/gatsby,ChristopherBiscardi/gatsby