JackDebugClient: Keep client->fSynchroTable. Prevents crash in jack_client_wait, plus that it seems to be the correct thing to do.

common/JackClient.cpp

@@ -39,9 +39,6 @@ namespace Jack
 
 #define IsRealTime() ((fProcess != NULL) | (fThreadFun != NULL) | (fSync != NULL) | (fTimebase != NULL))
 
-JackClient::JackClient():fThread(this)
-{}
-
 JackClient::JackClient(JackSynchro* table):fThread(this)
 {
     fSynchroTable = table;

common/JackClient.h

@@ -124,7 +124,6 @@ class SERVER_EXPORT JackClient : public JackClientInterface, public JackRunnable
 
     public:
 
-        JackClient();
         JackClient(JackSynchro* table);
         virtual ~JackClient();
 

common/JackDebugClient.cpp

@@ -35,6 +35,7 @@ namespace Jack
 {
 
 JackDebugClient::JackDebugClient(JackClient * client)
+  : JackClient(client->fSynchroTable)
 {
     fTotalPortNumber = 1;       // The total number of port opened and maybe closed. Historical view.
     fOpenPortNumber = 0;        // The current number of opened port.