Adapt imports so that test/OLItest can be imported

To run the test suite from the main setup.py we need to be able to
import and run the test suite from a different folder than the "test"
dir.

Make "test" a package and fix the imports to still work when imported
from another folder.

Signed-off-by: Sebastian Spaeth <Sebastian@SSpaeth.de>

test/OLItest/TestRunner.py

@@ -21,7 +21,7 @@ import shutil
 import subprocess
 import tempfile
 from ConfigParser import SafeConfigParser
-from OLItest import default_conf
+from . import default_conf
 
 class OLITestLib():
     cred_file = None