Added emails table migration

core/server/data/migrations/versions/3.1/06-add-emails-table.js

@@ -0,0 +1,35 @@
+const common = require('../../../../lib/common');
+const commands = require('../../../schema').commands;
+const table = 'emails';
+const message1 = 'Adding table: ' + table;
+const message2 = 'Dropping table: ' + table;
+
+module.exports.up = (options) => {
+    const connection = options.connection;
+
+    return connection.schema.hasTable(table)
+        .then(function (exists) {
+            if (exists) {
+                common.logging.warn(message1);
+                return;
+            }
+
+            common.logging.info(message1);
+            return commands.createTable(table, connection);
+        });
+};
+
+module.exports.down = (options) => {
+    const connection = options.connection;
+
+    return connection.schema.hasTable(table)
+        .then(function (exists) {
+            if (!exists) {
+                common.logging.warn(message2);
+                return;
+            }
+
+            common.logging.info(message2);
+            return commands.deleteTable(table, connection);
+        });
+};