merge upstream db changes

migrations/versions/15041b7085fe_.py

@@ -0,0 +1,24 @@
+"""empty message
+
+Revision ID: 15041b7085fe
+Revises: f9571a5ab4f3, 969126bd800f
+Create Date: 2018-02-14 17:52:17.138127
+
+"""
+from alembic import op
+import sqlalchemy as sa
+
+
+# revision identifiers, used by Alembic.
+revision = '15041b7085fe'
+down_revision = ('f9571a5ab4f3', '969126bd800f')
+branch_labels = None
+depends_on = None
+
+
+def upgrade():
+    pass
+
+
+def downgrade():
+    pass