force libvirt to find qemu

fix #137

Signed-off-by: Hiroshi Miura <miurahr@linux.com>
interim fix for travis error

Signed-off-by: Hiroshi Miura <miurahr@linux.com>
Merge pull request #140 from miurahr/fix_travis_error_w_bundler

interim fix for travis error
Merge pull request #138 from miurahr/fix-libvirt-version-error

force libvirt to find qemu
Vagrant don't run ruby <2

https://github.com/mitchellh/vagrant/issues/2895#issuecomment-33332861

Signed-off-by: Hiroshi Miura <miurahr@linux.com>
Merge pull request #142 from miurahr/drop_r193_support

Vagrant don't run ruby <2