feat(modules-in-dir): Detect and report module changes in directories

[petr-muller]

…tories

...so far without all unit tests

[codecov]

Codecov Report

Merging #23 into master will not change coverage.
The diff coverage is 100%.

@@          Coverage Diff          @@
##           master    #23   +/-   ##
=====================================
  Coverage     100%   100%           
=====================================
  Files           9      9           
  Lines         972   1005   +33     
=====================================
+ Hits          972   1005   +33

Impacted Files	Coverage Δ
pyff/packages.py	100% <100%> (ø)	⬆️
pyff/directories.py	100% <100%> (ø)	⬆️
pyff/modules.py	100% <100%> (ø)	⬆️

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[coveralls]

Pull Request Test Coverage Report for Build 165

• 67 of 67 (100.0%) changed or added relevant lines in 3 files are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage remained the same at 100.0%

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Totals
Change from base Build 161:	0.0%
Covered Lines:	1005
Relevant Lines:	1005

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💛 - Coveralls