subtests...build_paths: Simple fixups

*  Fixed name of local name conflicting with class name in initialize()
*  Fixed entire test failing on first failure w/o running remaining
   builds
*  Pylint fixups
*  Added more debugging output
*  Removed trailing whitespace from config. option.

Signed-off-by: Chris Evich <cevich@redhat.com>
Added test for BZ 1097884

Signed-off-by: James Molet <jmolet@redhat.com>