add done to sqlite close

storage/sqlite/package.json

@@ -1,6 +1,6 @@
 {
     "name": "node-red-node-sqlite",
-    "version": "0.2.2",
+    "version": "0.2.3",
     "description": "A sqlite node for Node-RED",
     "dependencies": {
         "sqlite3": "^4.0.0"

storage/sqlite/sqlite.js

@@ -21,9 +21,10 @@ module.exports = function(RED) {
             });
         }
 
-        node.on('close', function () {
+        node.on('close', function (done) {
             if (node.tick) { clearTimeout(node.tick); }
-            if (node.db) { node.db.close(); }
+            if (node.db) { node.db.close(done()); }
+            else { done(); }
         });
     }
     RED.nodes.registerType("sqlitedb",SqliteNodeDB);