a lot of prep for editing customers

migrator/migrations/1522944238-DOWN-add-email-to-customer.sql

@@ -0,0 +1,3 @@
+-- 1522944238 DOWN add-email-to-customer
+
+ALTER table companies drop column email;

migrator/migrations/1522944238-UP-add-email-to-customer.sql

@@ -0,0 +1,2 @@
+-- 1522944238 UP add-email-to-customer
+ALTER table companies add column email varchar(255);