Add column, free_sms_fragment_limit, to services & services_history

- Created new column in both tables
- Modified model and Service schema
- Modifed existing test

migrations/versions/0124_add_free_sms_fragment_limit.py

@@ -0,0 +1,23 @@
+"""
+
+Revision ID: 0124_add_free_sms_fragment_limit
+Revises: 0123_add_noti_to_email_reply
+Create Date: 2017-10-10 11:30:16.225980
+
+"""
+from alembic import op
+import sqlalchemy as sa
+
+
+revision = '0124_add_free_sms_fragment_limit'
+down_revision = '0123_add_noti_to_email_reply'
+
+
+def upgrade():
+    op.add_column('services_history', sa.Column('free_sms_fragment_limit', sa.BigInteger(), nullable=True))
+    op.add_column('services', sa.Column('free_sms_fragment_limit', sa.BigInteger(), nullable=True))
+
+
+def downgrade():
+    op.drop_column('services_history', 'free_sms_fragment_limit')
+    op.drop_column('services', 'free_sms_fragment_limit')