Crash when closing multiple password-windows for XMPP conferences
1. Connect to 5-10 XMPP conferences that your account does not have member access.
2. For each room a CAPTCHA window will spawn.
3. After some time window with password prompt will prompt instead of CAPTCHA.
4. Wait some time (5+ min).
5. Click OK on first Password window.
Built with Qt 5.4.2, running with Qt 5.4.2
Running on: Gentoo/Linux x86_64 4.0.0-pf6 #1 SMP PREEMPT Mon Jun 15 15:47:36 EEST 2015