Add qualifiers

[tokebe]

(Using new QEdge refactor) Support qualifier representation & data flow in QEdge. Update creative-mode templates, tests, etc.

Related PRs:

• Add qualifiers api-respone-transform.js#41
• Add qualifiers biothings_explorer#535
• Add qualifiers call-apis.js#63
• Add qualifiers smartapi-kg.js#63
• Add qualifiers biolink-model.js#32

[codecov]

Codecov Report

Merging #129 (7af3960) into main (ed09bbe) will decrease coverage by 10.98%.
The diff coverage is 42.34%.

❗ Current head 7af3960 differs from pull request most recent head e51bb36. Consider uploading reports for the commit e51bb36 to get more accurate results

@@             Coverage Diff             @@
##             main     #129       +/-   ##
===========================================
- Coverage   70.79%   59.81%   -10.99%     
===========================================
  Files          26       25        -1     
  Lines        2332     2354       +22     
===========================================
- Hits         1651     1408      -243     
- Misses        681      946      +265     

Impacted Files	Coverage Δ
src/biolink.js	75.75% <0.00%> (-24.25%)	⬇️
src/inferred_mode/template_lookup.js	72.00% <0.00%> (-1.47%)	⬇️
src/query_edge.js	26.10% <17.69%> (-64.81%)	⬇️
src/inferred_mode/inferred_mode.js	64.10% <35.29%> (-0.15%)	⬇️
src/edge_manager.js	25.84% <37.25%> (-39.89%)	⬇️
src/graph/graph.js	48.14% <50.00%> (-22.37%)	⬇️
src/graph/kg_edge.js	54.90% <50.00%> (-5.52%)	⬇️
src/graph/knowledge_graph.js	28.75% <57.14%> (-8.10%)	⬇️
src/query_node.js	60.00% <57.89%> (-23.51%)	⬇️
src/index.js	70.37% <61.11%> (-7.41%)	⬇️
... and 15 more

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[colleenXu]

Addresses biothings/biothings_explorer#512 and biothings/biothings_explorer#514

[tokebe]

Update pushed, now addresses biothings/biothings_explorer#534