Use exceptions for fatal errors in device/channel

- These will be caught by StateMachine::ProcessWork
   and lead to error state.
 - Solve issue where device goes into ready state if
   it encounters misconfigured channel in the Run.
 - deprecate WaitForInitialValidation().

fairmq/FairMQChannel.h

@@ -14,6 +14,7 @@
 #include <vector>
 #include <atomic>
 #include <mutex>
+#include <stdexcept>
 
 #include <FairMQTransportFactory.h>
 #include <FairMQSocket.h>
@@ -51,6 +52,8 @@ class FairMQChannel
     /// Default destructor
     virtual ~FairMQChannel();
 
+    struct ChannelConfigurationError : std::runtime_error { using std::runtime_error::runtime_error; };
+
     FairMQSocket& GetSocket() const;
 
     auto Bind(const std::string& address) -> bool