Fixed #200 - implemented comamnd "switch client settings"

.../de/deadlocker8/budgetmasterclient/ui/RestartHandler.java

...ker8/budgetmasterclient/ui/commandLine/CommandBundle.java

...etmasterclient/ui/commandLine/commands/CommandDelete.java

...dgetmasterclient/ui/commandLine/commands/CommandInfo.java

...etmasterclient/ui/commandLine/commands/CommandSwitch.java

...asterclient/ui/commandLine/commands/PossibleCommands.java

...dlocker8/budgetmasterclient/ui/controller/Controller.java

.../budgetmasterclient/ui/controller/SettingsController.java

...de/deadlocker8/budgetmaster/ui/commandLine/_en.properties