Allow proper detection of zones, fix certificate detection

lemur/migrations/versions/5ae0ecefb01f_.py

@@ -0,0 +1,32 @@
+"""Convert pending cert status field to text
+
+Revision ID: 5ae0ecefb01f
+Revises: 1db4f82bc780
+Create Date: 2018-08-14 08:16:43.329316
+
+"""
+
+# revision identifiers, used by Alembic.
+revision = '5ae0ecefb01f'
+down_revision = '1db4f82bc780'
+
+from alembic import op
+import sqlalchemy as sa
+
+
+def upgrade():
+    op.alter_column(
+        table_name='pending_certs',
+        column_name='status',
+        nullable=True,
+        type_=sa.TEXT()
+    )
+
+
+def downgrade():
+    op.alter_column(
+        table_name='pending_certs',
+        column_name='status',
+        nullable=True,
+        type_=sa.VARCHAR(128)
+    )