Upgrade to the last Karma version and upgrade the Node version

[steniobhz]

No description provided.

[mcweba]

We wait with merging until we got feedback from @hiddenalpha because we don't use the hook-js module.

[hiddenalpha]

We wait with merging until we got feedback from @hiddenalpha because we don't use the hook-js module.

I did ping co-workers which are able to judge "karma/npm" stuff.

[hiddenalpha]

??

[mcweba]

These were commits for another PR. They are removed again.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 48.79%. Comparing base (9c94da6) to head (5256fe4).
Report is 54 commits behind head on develop.

Additional details and impacted files

@@              Coverage Diff              @@
##             develop     #603      +/-   ##
=============================================
- Coverage      48.84%   48.79%   -0.05%     
  Complexity      1877     1877              
=============================================
  Files            238      238              
  Lines          11931    11953      +22     
  Branches        1259     1261       +2     
=============================================
+ Hits            5828     5833       +5     
- Misses          5598     5616      +18     
+ Partials         505      504       -1     

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[mcweba]

We wait with merging until we got feedback from @hiddenalpha because we don't use the hook-js module.

I did ping co-workers which are able to judge "karma/npm" stuff.

Can you ping them again? :-)