[CLEANUP chore-dependencies] Major node upgrade node to the last LTE: 12.14.1

[sergiitk]

Upgrades:

• node from 10.16.0 to 12.14.1
• npm from 6.4.1 to 6.13.1
• yarn from 1.12.0 to 1.21.1

[codecov[bot]]

Codecov Report

Merging #128 into master will not change coverage. The diff coverage is n/a.

@@          Coverage Diff           @@
##           master    #128   +/-   ##
======================================
  Coverage    7.19%   7.19%           
======================================
  Files          24      24           
  Lines         514     514           
======================================
  Hits           37      37           
  Misses        477     477

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[sergiitk]

:tada: This PR is included in version 1.0.3 :tada:

The release is available on:

• npm package (@latest dist-tag)
• GitHub release

Your semantic-release bot :package::rocket: