[trac800] Fix tests depending on boss

Why do they include boss?

src/bin/dhcp6/tests/Makefile.am

@@ -15,7 +15,7 @@ endif
 check-local:
 	for pytest in $(PYTESTS) ; do \
 	echo Running test: $$pytest ; \
-	env PYTHONPATH=$(abs_top_srcdir)/src/lib/python:$(abs_top_builddir)/src/lib/python:$(abs_top_builddir)/src/bin/bind10 \
+	env PYTHONPATH=$(abs_top_srcdir)/src/lib/python:$(abs_top_builddir)/src/lib/python:$(abs_top_srcdir)/src/bin:$(abs_top_builddir)/src/bin/bind10:$(abs_top_builddir)/src/lib/util/io/.libs \
 	$(LIBRARY_PATH_PLACEHOLDER) \
 	BIND10_MSGQ_SOCKET_FILE=$(abs_top_builddir)/msgq_socket \
 		$(PYCOVERAGE_RUN) $(abs_srcdir)/$$pytest || exit ; \

src/bin/dhcp6/tests/dhcp6_test.py

@@ -13,7 +13,7 @@
 # NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION
 # WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 
-from bind10 import ProcessInfo, parse_args, dump_pid, unlink_pid_file, _BASETIME
+from bind10_src import ProcessInfo, parse_args, dump_pid, unlink_pid_file, _BASETIME
 
 import unittest
 import sys