Merge pull request #12386 from cpennington/cale/concurrent-unit-tests

[EV-12] Run LMS unit tests concurrently on jenkins

cms/envs/test.py

@@ -54,7 +54,10 @@ _NOSEID_DIR.makedirs_p()
 
 NOSE_ARGS = [
     '--id-file', _NOSEID_DIR / 'noseids',
-    '--xunit-file', _REPORT_DIR / 'nosetests.xml',
+]
+
+NOSE_PLUGINS = [
+    'openedx.core.djangolib.testing.utils.NoseDatabaseIsolation'
 ]
 
 TEST_ROOT = path('test_root')
@@ -323,3 +326,7 @@ FEATURES['CUSTOM_COURSES_EDX'] = True
 
 # API access management -- needed for simple-history to run.
 INSTALLED_APPS += ('openedx.core.djangoapps.api_admin',)
+
+# Set the default Oauth2 Provider Model so that migrations can run in
+# verbose mode
+OAUTH2_PROVIDER_APPLICATION_MODEL = 'oauth2_provider.Application'