issue #344 check rc in tests and remove dependency on dictdiffer

[fsuits]

Signed-off-by: FrankSuits frankst@au1.ibm.com

Types of changes

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to change)
• My code follows the code style of this project.
• My change requires a change to the documentation.
• I have updated the documentation accordingly.
• I have added tests to cover my changes.
• All new and existing tests passed.
• All commits are signed-off.

Make sure rc in tests is checked whenever a command is run.

Also removed dependency on dictdiffer since tests were only checking for equality of dicts and not the specific differences between dicts.

[codecov]

Codecov Report

Merging #440 (2c22569) into develop (eedf171) will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff            @@
##           develop     #440   +/-   ##
========================================
  Coverage    98.97%   98.97%           
========================================
  Files           61       61           
  Lines         7537     7537           
========================================
  Hits          7460     7460           
  Misses          77       77           

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[butler54]

LGTM