Fix README formatting (rebased)

[ghost]

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[codecov]

Codecov Report

Merging #15 into master will not change coverage.
The diff coverage is n/a.

@@          Coverage Diff           @@
##             master   #15   +/-   ##
======================================
  Coverage        50%   50%           
  Complexity        2     2           
======================================
  Files             1     1           
  Lines             4     4           
======================================
  Hits              2     2           
  Misses            1     1           
  Partials          1     1

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[thomasrockhu]

Thanks @superusercode !