Check that yocto-autobuilder-helper has been cloned to the correct location.
Check that vnc is running using the same script the autobuilder does.
Set the DISPLAY enviroment variable to :1 the same way we do when building
normally.
Make the VM's serial console available so we can log in and power off allowing
the tests to continue.
(From OE-Core rev: 5fb26ff0b56eebb864fd8f74c015e414476eec43)
Signed-off-by: Michael Halstead <mhalstead@linuxfoundation.org>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>