iTelexSender: Waiting for reply after WRU implemented.
iTelexTerm Key input modified, untested
Compiler warning adhered
iTelexTerm.cpp added
Sender: WRU and Bell and distinct IP-Address; Receiver: multiple channels
Bugfixes
new example iTelexReceiver
StartConnection also added in Posix variant
Bugfix incoming invalid connection
StartConnection introduced for compatability reasons
