fix(compatibility): add Object.entries polyfill

[fearoff999]

In PR #2603 checks failed on old versions of nodejs (cause of object.entries not a function)

In this PR polyfill for object.entries was added if doesnt available at current environment

[codecov]

Codecov Report

❌ Patch coverage is 12.50000% with 7 lines in your changes missing coverage. Please review.
✅ Project coverage is 99.72%. Comparing base (6f436be) to head (ec41147).

Files with missing lines	Patch %	Lines
src/lib/compatibility/objectEntries.js	0.00%	6 Missing and 1 partial ⚠️

Additional details and impacted files

@@             Coverage Diff             @@
##            master    #2604      +/-   ##
===========================================
- Coverage   100.00%   99.72%   -0.28%     
===========================================
  Files          114      115       +1     
  Lines         2536     2544       +8     
  Branches       642      643       +1     
===========================================
+ Hits          2536     2537       +1     
- Misses           0        6       +6     
- Partials         0        1       +1     

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[WikiRik]

Thanks for trying to solve this issue! I think we need to update the package.json to override the dependency that babel has updated which breaks Node 6 compatibility