fix(editor): use editorOptions only

[ghiscoding]

• deprecate elementOptions and push to use editorOptions instead

[codecov]

Codecov Report

Merging #326 into master will increase coverage by 0.01%.
The diff coverage is 100%.

@@            Coverage Diff             @@
##           master     #326      +/-   ##
==========================================
+ Coverage   97.66%   97.66%   +0.01%     
==========================================
  Files         138      138              
  Lines        7988     7989       +1     
  Branches     2719     2612     -107     
==========================================
+ Hits         7801     7802       +1     
  Misses        186      186              
  Partials        1        1

Impacted Files	Coverage Δ
.../modules/angular-slickgrid/editors/selectEditor.ts	98.9% <100%> (+0.01%)	⬆️

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