Add support of css modules

[dmitry-zaets]

• Enable CSS Modules
• Reuse getLocalIdent format from the CSS Modules configuration of CRA webpack config
• Closes https://github.com/antonybudianto/cra-universal/issues/215

[codecov-commenter]

Codecov Report

Merging #221 into master will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master     #221   +/-   ##
=======================================
  Coverage   96.34%   96.34%           
=======================================
  Files           6        6           
  Lines          82       82           
  Branches       16       16           
=======================================
  Hits           79       79           
  Misses          3        3           

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