Give the ability to disable min score

[villfa]

Closes #290

[codecov]

Codecov Report

Merging #298 (21f2b31) into master (961e415) will increase coverage by 0.00%.
The diff coverage is 100.00%.

@@            Coverage Diff            @@
##             master     #298   +/-   ##
=========================================
  Coverage     97.68%   97.69%           
  Complexity        1        1           
=========================================
  Files            29       29           
  Lines           519      521    +2     
=========================================
+ Hits            507      509    +2     
  Misses           12       12           

Impacted Files	Coverage Δ	Complexity Δ
src/Configuration/Config.php	100.00% <100.00%> (ø)	0.00 <0.00> (ø)
src/Configuration/Validator.php	100.00% <100.00%> (ø)	0.00 <0.00> (ø)

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