All files which are under AIAComponents will move to MDS. This contains EnterpriseObjectLibrary, EnterpriseBusinessServiceLibrary, ApplicationObjectLibrary, ApplicationBusinessServiceLibrary, B2BObjectLibrary, ExtensionServiceLibrary, and UtilityArtifacts. Also there are some common transformation (.xsl) files, which are kept under Transformations folder, moved to MDS.
AIAConfigurationProperties.xml file will be there in MDS.
Every cross reference (.xref) object will also be there.
Every Domain value Map (.dvm) will also be there.
Common fault policy, which by default included in composite during composite generation, if a user does not choose to customize fault policy.
All these files are location under AIAMetaData directory and then placed in their respective folders.
We are planning to put Error handling and BSR systems related data also to MDS.