- Add Id, version, and ConQAT tags to XML files

* Mainly documentation cleanup
* Remove some commented out code

org.fortiss.tooling.kernel.internal.storage.eclipse.ModelContext:
org.fortiss.tooling.kernel.utils.EMFResourceUtils:
 - Resolve B.19 issue (numbering scheme as of Aug. 14, <https://af3-developer.fortiss.org/projects/autofocus3/wiki/Check-list_for_Code_Reviews/56>) "Use static imports"
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refs 2140

SafetyUtils.getParentSpecificationsWithType() --> AnnotationUtils.getParentAnnotationsWithType()

AnnotationUtils: Add TODO to remove workaround that should be no longer required after IDE dev tools update.
refs 2171

a method to determines the {@link EClass} corresponding to a give {@code clazz} (typically the interface for the generated implementation class of an Ecore meta-model).

 - Rename computeFullyName() -> computeFullyQualifiedName()

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fix of failures: was again due to the EMF annoying thing of forcing non-duplicates in function arguments
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updated the ecore & genmodel models to Kepler (files are strucutrally identical but textually different, hence Eclipse was always displaying local differences)
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