Log Message:
update to 4.1.4
changes:
-fixes for many vulnerabilities (were mostly patched in pkgsrc)
-bug fixes and improvements (almost 100 since Xen 4.1.3). Highlights are:
 -A fix for a long standing time management issue
 -Bug fixes for S3 (suspend to RAM) handling
 -Bug fixes for other low level system state handling

pkgsrc note:
fixes for CVE-2012-5634 (interrupt issue on IOMMU systems)
and CVE-2012-6075 (oversized packets from e1000 driver)
are already included