issue #5 add badges to readme

[outlandkarasu]

Close #5

[codecov-io]

Codecov Report

❗ No coverage uploaded for pull request base (master@3163267). Click here to learn what that means.
The diff coverage is n/a.

@@           Coverage Diff           @@
##             master     #6   +/-   ##
=======================================
  Coverage          ?   100%           
=======================================
  Files             ?      1           
  Lines             ?      3           
  Branches          ?      0           
=======================================
  Hits              ?      3           
  Misses            ?      0           
  Partials          ?      0

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