Training material for qcodes docs

[astafan8]

Leaving it here in order not to forget about this branch and its contents. Ideally should be reworked and merged into qcodes docs.

[codecov[bot]]

Codecov Report

Merging #1992 (c2d05da) into master (21ed305) will increase coverage by 2.96%. The diff coverage is n/a.

@@            Coverage Diff             @@
##           master    #1992      +/-   ##
==========================================
+ Coverage   63.79%   66.76%   +2.96%     
==========================================
  Files         198      209      +11     
  Lines       26437    31023    +4586     
==========================================
+ Hits        16865    20711    +3846     
- Misses       9572    10312     +740     

[trevormorgan]

@astafan8 let's revisit this PR soon

[trevormorgan]

@astafan8 sorry accidently closed. This PR would be good to revisit soon to see if any of your points have been addressed over the past year. Lot's of good avenues for improvements in here.