added open, close, private state to learninggroups (#127)

* added open, close, private state to learninggroups

* fix logical issue in show and hide

* add discriminator to lg memberlists

* add seperator to help cards

* fix open channel got permissions / add discriminator to statusmessage

* fix message not send on state change success

* fix typo prevents message to be shown

* fix range from 4 to 6 causes error when lou does her 666 things

* add debug command to show on the fly channel confings

* change "Benutzer" and "Besitzer" to female forms