Maemo: Complete support for debugging via remote gdb.

1) Make sources available on device.
2) Enable users to switch between gdb and gdbserver approach (users may not be able to use the former if they have no control over their firewall).

Reviewed-by: kh1

src/plugins/debugger/debuggerengine.h

@@ -75,20 +75,23 @@ public:
     bool useTerminal;
     bool breakAtMain;
     QString crashParameter; // for AttachCrashedExternal
+
     // for remote debugging
     QString remoteChannel;
     QString remoteArchitecture;
     QString symbolFileName;
     QString serverStartScript;
     QString sysRoot;
+    QByteArray remoteDumperLib;
+    QByteArray remoteSourcesDir;
+    Core::SshConnectionParameters connParams;
+
     QString debuggerCommand;
     int toolChainType;
-    QByteArray remoteDumperLib;
     QString qtInstallPath;
 
     QString dumperLibrary;
     QStringList dumperLibraryLocations;
-    Core::SshConnectionParameters connParams;
     DebuggerStartMode startMode;
 };