update libflitter/flap & run migrations

app/routing/middleware/v1/Invite.middleware.js

@@ -3,7 +3,8 @@
  * -------------------------------------------------------------
  * Put some description here!
  */
-class Invite {
+const Middleware = require('libflitter/middleware/Middleware')
+class Invite extends Middleware {
 
     /*
      * Run the middleware test.
@@ -11,8 +12,8 @@ class Invite {
      * It should either call the next function in the stack,
      * or it should handle the response accordingly.
      */
-    test(req, res, next, args = {}){
-        if ( req.session.invite && !req.originalUrl.includes('/dash/v1/invitation/accept') ){
+    test(req, res, next, args = {}) {
+        if (req.session.invite && !req.originalUrl.includes('/dash/v1/invitation/accept')) {
             return res.redirect('/dash/v1/invitation/accept')
         }