Add keypair to local account

tools/migration/node.1522066477.user-account-keypair.js

@@ -0,0 +1,16 @@
+const { default: User } = require('../../built/api/models/user');
+const { generate } = require('../../built/crypto_key');
+
+const updates = [];
+
+User.find({}).each(function(user) {
+	updates.push(User.update({ _id: user._id }, {
+		$set: {
+			account: {
+				keypair: generate(),
+			}
+		}
+	}));
+}).then(function () {
+	Promise.all(updates)
+}).then(process.exit);