Bugifx 569 / clear/reset alignments

[PhotoNomad0]

Describe what your pull request addresses

• [ ] add support for clearing all alignments
• [ ] add support for multiple selections with shift-click

Test Instructions

• [ ] test with https://deploy-preview-573--gateway-edit.netlify.app
• [ ] in aligner clearing all alignments
• [ ] add support for multiple selections with shift-click

[codecov[bot]]

Codecov Report

Merging #573 (af619e6) into develop (af6952c) will decrease coverage by 1.45%. Report is 2 commits behind head on develop. The diff coverage is 38.88%.

:exclamation: Current head af619e6 differs from pull request most recent head 5a82555. Consider uploading reports for the commit 5a82555 to get more accurate results

@@             Coverage Diff             @@
##           develop     #573      +/-   ##
===========================================
- Coverage    51.52%   50.07%   -1.45%     
===========================================
  Files           43       43              
  Lines         1312     1328      +16     
===========================================
- Hits           676      665      -11     
- Misses         636      663      +27     

Files	Coverage Δ
src/components/BibleReference.js	75.00% <ø> (ø)
src/components/WordAlignerDialog.js	40.47% <38.88%> (-1.84%)	:arrow_down:

... and 3 files with indirect coverage changes

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