Merge pull request #17 from Splinti/master

Changed some strings, added feedback for some commands
Merge pull request #18 from Splinti/master

Fixed bug in .stick
Changes for api change in new mumble-ruby. Thanks dafoxia :)
More changes for new mumble-ruby api
another changes for the new mumble-ruby api + restore previous functionality
fix crash when using .ch
Merge branch 'master' of https://github.com/Natenom/mumble-ruby-related