updated protobuf-net and SSH.NET

added error source
major update

+ gui changes (setup tab is WIP)
+ added Auto Response System
* built-in commands "/time", "/date" and "/manual" (you can still edit
them)
* there is also a "/insult *nick*" command but its code is commented out
* create/edit/remote Auto Response Items
+ changed how things are saved ( does _not_ import old settings )
+ combined very similar fnctions
+ many small changes:
* Bridge is now implemented as a singleton
* moved pending peer request logic from Processor to PeerProcessor
* added some documentations to the code