v0.150.14

- CA-369446: exit with error if add_vswitch_port fails

v0.150.13

CA-369444: Ensure xenopsd still starts if VM state upgrade fails
Reformat for compatibility with xapi

Revert "Add mtu to VIF frontend xs tree (CA-359472)"

This reverts commit 056cd3e.

Merge pull request #777 from robhoes/0.150-lcm

XSI-791/CA-343760: Backport to yangtze

Merge pull request #776 from lindig/UPD-825

CA-366014 UPD-825 pass dm qemu to UEFI qemu, too