archive-release: ship runqemu wrapper script for qemu machines

Currently this still requires that you run it after sourcing the setup script,
and that qemu-native/qemu-helper-native were built there.

JIRA: SB-3364

Signed-off-by: Christopher Larson <chris_larson@mentor.com>
archive-release: auto run bitbake as appropriate for runqemu

JIRA: SB-3364

Signed-off-by: Christopher Larson <chris_larson@mentor.com>
Merge pull request #332 from MentorEmbedded/sb-3364

archive-release: add script to run qemu with our binaries