SysMLProfile.xmi 
================
- XMI 2.1 serialization of the SysML Profile, references the UML2.1 schema


UML4SysML.merged.cmof 
=====================
- UML4SysML UML meta-model subset for SysML cmof version in XMI 2.1 format

UML4SysML.merged.uml 
====================
- UML4SysML UML meta-model subset for SysML uml version in XMI 2.1 format 
- See http://www.eclipse.org/uml2/

UML4SysML.merged.xsd 
====================
- XSD schmema of UML4SysML (non-normative)
