fix issue with units

[cshanahan1]

fixes a few things

• background one sided / two sided not properly assigning units to data when new image is passed in.
• fixed check for quantity vs array in parse data
• add change log section for 1.4.1

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 83.37%. Comparing base (388adb0) to head (6b82bb5).
Report is 4 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #221   +/-   ##
=======================================
  Coverage   83.37%   83.37%           
=======================================
  Files          13       13           
  Lines        1137     1137           
=======================================
  Hits          948      948           
  Misses        189      189           

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[tepickering]

nice catch. looks good and ready for version bump.