Consolidate router components

[imnasnainaec]

Brings two related components into a common folder. Decreases number of loose items in the src/ folder, which are a hinderance to switching over to Parcel.

This change is 

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 82.92%. Comparing base (14d29bc) to head (c24512d).

Additional details and impacted files

@@           Coverage Diff           @@
##           master    #2975   +/-   ##
=======================================
  Coverage   82.92%   82.92%           
=======================================
  Files          47       47           
  Lines        4956     4956           
  Branches      583      583           
=======================================
  Hits         4110     4110           
  Misses        702      702           
  Partials      144      144           

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[jmgrady]

Reviewed 5 of 14 files at r1, 10 of 10 files at r2, all commit messages.
Reviewable status: complete! all files reviewed, all discussions resolved (waiting on @imnasnainaec)

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src/router/browserRouter.tsx line 6 at r2 (raw file):

import { store } from "store";
import { changePage } from "types/Redux/analytics";
import { Path } from "types/path";

Should Path also be in the router folder rather than types?

Code quote:

import { Path } from "types/path";