Gothcas nbs

[thomaspinder]

Opening a common gotchas notebook. This PR is in lieu of the previous gothcas PR that had somehow become corrupted.

Pull request type

Please check the type of change your PR introduces:

• [ ] Bugfix
• [ ] Feature
• [ ] Code style update (formatting, renaming)
• [ ] Refactoring (no functional changes, no api changes)
• [ ] Build related changes
• [ x ] Documentation content changes
• [ ] Other (please describe):

[codecov[bot]]

Codecov Report

Merging #104 (5b07691) into master (a0f59c4) will not change coverage. The diff coverage is n/a.

@@           Coverage Diff           @@
##           master     #104   +/-   ##
=======================================
  Coverage   98.95%   98.95%           
=======================================
  Files          13       13           
  Lines         960      960           
=======================================
  Hits          950      950           
  Misses         10       10           

Flag	Coverage Δ
unittests	98.95% <ø> (ø)

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