Documenation Refactor for 1.17.1 minor release

[jquast]

nearly complete, just some work on examples.py remain

[codecov]

Codecov Report

Merging #143 into master will decrease coverage by 0.62%.
The diff coverage is 100%.

@@            Coverage Diff             @@
##           master     #143      +/-   ##
==========================================
- Coverage   95.77%   95.14%   -0.63%     
==========================================
  Files           8        8              
  Lines         970      968       -2     
  Branches      154      153       -1     
==========================================
- Hits          929      921       -8     
- Misses         37       43       +6     
  Partials        4        4

Impacted Files	Coverage Δ
blessed/sequences.py	100% <ø> (+1.8%)	⬆️
blessed/_capabilities.py	80% <ø> (-20%)	⬇️
blessed/win_terminal.py	27.77% <ø> (-5.56%)	⬇️
blessed/color.py	100% <100%> (ø)	⬆️
blessed/terminal.py	98.57% <100%> (-0.96%)	⬇️
blessed/keyboard.py	100% <100%> (ø)	⬆️
... and 2 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 ea8b2a1...fa38bb2. Read the comment docs.

[jquast]

I'll be merging and squashing soon.. one more review

[avylove]

Awesome! I haven't done an indepth look, but one thing I happened to notice was 'This is' should be 'This is ' at the bottom of intro.rst