Add gitlab integration tests.
We've moved hosting to a gitlab instance. Make use of the built-in
integration testing framework to verify commits.
Does a straightforward autotools build.
Signed-off-by: 
Mark Harris <mark.hsj@gmail.com>
We've moved hosting to a gitlab instance. Make use of the built-in
integration testing framework to verify commits.
Does a straightforward autotools build.
Signed-off-by: Mark Harris <mark.hsj@gmail.com>