d/: add initial DEP8 test configuration

This patch adds an initial DEP8-autopkgtest configuration to the
rpmlint source package.

Currently, the only featured test is the included testsuite in the rpmlint
source.

Signed-off-by: Arturo Borrero Gonzalez <arturo.borrero.glez@gmail.com>
d/tests: use rpmlint system binary to run the testsuite

Run the testsuite with the system binary instead of the one in the source tree.

Signed-off-by: Arturo Borrero Gonzalez <arturo.borrero.glez@gmail.com>
Merge branch 'dep8'

Conflicts:
	debian/control

Git-Dch: ignore
Signed-off-by: Arturo Borrero Gonzalez <aborrero@cica.es>