572650 upgrade licenses domain model

[eparovyshnaya]

Invite 'descriptors' for floating license model part: ProductRef

[codecov]

Codecov Report

Merging #730 (e1e3f75) into master (177e8c4) will increase coverage by 0.00%.
The diff coverage is 37.50%.

@@            Coverage Diff            @@
##             master     #730   +/-   ##
=========================================
  Coverage     36.43%   36.43%           
  Complexity      346      346           
=========================================
  Files           946      946           
  Lines         20230    20246   +16     
  Branches       1204     1206    +2     
=========================================
+ Hits           7371     7377    +6     
- Misses        12458    12468   +10     
  Partials        401      401           

Impacted Files	Coverage Δ	Complexity Δ
...ssage/lic/licenses/model/meta/LicensesPackage.java	100.00% <ø> (ø)	0.00 <0.00> (ø)
...ic/licenses/model/util/LicensesAdapterFactory.java	0.00% <0.00%> (ø)	0.00 <0.00> (ø)
...assage/lic/licenses/model/util/LicensesSwitch.java	0.00% <0.00%> (ø)	0.00 <0.00> (ø)
...e/lic/licenses/model/impl/LicensesPackageImpl.java	97.91% <100.00%> (+0.02%)	0.00 <0.00> (ø)

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[ruspl-afed]

I suggest to upgrade model and bundle version to 2.0.0