This PR addresses three outstanding Issues for the Memory Configuration Protocol. In each case, it loosens requirements, so doesn't pose any post-facto compliance Issues
Closes Issue #98 - Clarify that that the top three memory spaces are not required to be present
Closes Issue #101 - When an address space is not present, the Get Address Space Information Reply fields for Highest Address, Flags and Lowest Address are optional.
Closes Issue #102 - define Get Unique ID to return 0-7 IDs.
This PR addresses three outstanding Issues for the Memory Configuration Protocol. In each case, it loosens requirements, so doesn't pose any post-facto compliance Issues
Closes Issue #98 - Clarify that that the top three memory spaces are not required to be present
Closes Issue #101 - When an address space is not present, the Get Address Space Information Reply fields for Highest Address, Flags and Lowest Address are optional.
Closes Issue #102 - define Get Unique ID to return 0-7 IDs.