Revert https://github.com/nusmodifications/nusmods/pull/669/commits/2b4264405da6c7f1087b1e3bdc87f987a67cbe2b (#685)
Revert https://github.com/nusmodifications/nusmods/pull/669/commits/2b4264405da6c7f1087b1e3bdc87f987a67cbe2b (#685)

This was preventing route changes from reaching AppShell for some reason
nusmodifications/nusmods,nusmodifications/nusmods,nusmodifications/nusmods,nusmodifications/nusmods