Move binary and notification tests in unit

Those tests are nothing to do with the functional testing done with storage
drivers. They can be done at unit test time.

Change-Id: Id176175fbbe814bb03ae9e9ca6ac6a7e1149c290

ceilometer/tests/unit/test_bin.py

@@ -167,6 +167,5 @@ class BinCeilometerPollingServiceTestCase(base.BaseTestCase):
             ["ceilometer-polling", "--config-file=%s" % self.tempfile],
             stderr=subprocess.PIPE)
         __, err = self.subp.communicate()
-        expected = ("Exception: Valid values are ['compute', 'central', "
-                    "'ipmi'], but found [\"['central']\"]")
-        self.assertIn(expected, err)
+        self.assertIn(b"Exception: Valid values are ['compute', 'central', "
+                      b"'ipmi'], but found [\"['central']\"]", err)