Merge config doc into one page

[innerlee]

• before

• after

[codecov]

Codecov Report

Merging #202 (f207247) into master (fe47776) will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master     #202   +/-   ##
=======================================
  Coverage   82.19%   82.19%           
=======================================
  Files         145      145           
  Lines        6700     6700           
  Branches      997      997           
=======================================
  Hits         5507     5507           
  Misses       1090     1090           
  Partials      103      103           

Flag	Coverage Δ
unittests	82.19% <ø> (ø)

Flags with carried forward coverage won't be shown. Click here to find out more.

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update fe47776...f207247. Read the comment docs.