closes #439 remove mentioning of xmi in intro of specification Clause (…

…#485)

documentation/IDTA-01001/modules/ROOT/pages/changelog.adoc

@@ -70,7 +70,7 @@ Major Changes:
 ** update Schema for JSON-Value Serialization (https://github.com/admin-shell-io/aas-specs/issues/366[#366])
 * update explanatory text and notes in the context of AdministrativeInformation (https://github.com/admin-shell-io/aas-specs/issues/331[#331])
 * Transfer from .docx to asciidoc (.adoc) and maintenance in GitHub
-* Transfer of all UML figures to PlantUML (.puml) and maintenance in GitHub
+* Transfer of all UML figures to PlantUML (.puml) and maintenance in GitHub, no XMI presenation part of release any longer (https://github.com/admin-shell-io/aas-specs/issues/439[#439]) 
 
 Minor Changes:
 

documentation/IDTA-01001/modules/ROOT/pages/spec-metamodel/introduction.adoc

@@ -14,10 +14,7 @@ This clause specifies the information metamodel of the Asset Administration Shel
 An overview of the metamodel of the Asset Administration Shell is given in Subclause xref:spec-metamodel/overview.adoc[];
 Subclause xref:spec-metamodel/designators.adoc[] describes the classes and all their attributes in detail.
 
-The legend of the UML diagrams and the table specification of the classes is explained in Annex xref:ROOT:annex/uml-templates.adoc and Annex xref:ROOT:annex/uml.adoc[].
+The legend of the UML diagrams and the table specification of the classes is explained in Annex xref:ROOT:annex/uml-templates.adoc[] and Annex xref:ROOT:annex/uml.adoc[].
 Readers familiar with UML may skip the first clause in Annex xref:ROOT:annex/uml.adoc[].
 It is however recommended to have a look at the specifics used in this modelling, especially those on dealing with model references.
 
-====
-Note: an xmi representation of the UML model can be found in the repository "aas-specs" in the GitHub project admin-shell-io *xref:bibliography.adoc#bib51[[51\]]*: https://github.com/admin-shell-io/aas-specs/tree/master/schemas/xmi
-====