fgm/front__codeschool-react: Adapted version of the code written during the CodeSchool "Powering up with React" course. Also contains the followup code from https://github.com/codeschool/WatchUsBuild-React @ level5-lifecycle_methods

Frederic G. MARAND 78a6fd9eb6 L5.6: Adding and deleting comments server side.		7 rokov pred
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comments.js	78a6fd9eb6 L5.6: Adding and deleting comments server side.	7 rokov pred