Daniel

Results 2 issues of Daniel

If using internal "xmpp" server, then some settings should be not visible for users ![image](https://cloud.githubusercontent.com/assets/26377301/26020719/4d980eb4-3782-11e7-829e-33f0fa719fe4.png)

enhancement

After changing the clock of my ATtiny13 to 128kHz, I couldn't connect with my Diamex ISP-PROG (STK500). A slower mode was the solution.