concepts in smodel language for SConcept, SProperty, etc
refactor generated constants in SNodeUtil
remove duplicated method j.m.openapi.model.SReference.getReferenceLink()
move method getDebugText() to module kernel
fix compilation
use SProperty in SNodeAccessUtil
use ids in constraints
sync SNodeUtil with sources
SNode.getName returns value only for instances of INamedConcept
fix SNodeOperations.getDebugInfo
remove old legacy code in ScopeResolver
do not use constraints for storing unexisting properties
fix NPE with IllegalConstraintsDescriptor
do not use constraints for storing unexisting properties
fix buildscript
rebuild to fix diff test
add constraint that property/reference attribute needs to have propertyName/refName according to conceptDeclaration
use INamedConcept when we need name (fixing test)
fix NPE in LinkAttribute_Constraints
save in debug info name of concept containing property