Move SSH support into a dedicated library.

It does not belong into libUtils, which is a collection of small
unrelated utility classes.

Task-number: QTCREATORBUG-7218
Change-Id: Id92b9f28678afec93e6f07166adfde6550f38072
Reviewed-by: Eike Ziller <eike.ziller@nokia.com>

src/plugins/remotelinux/genericlinuxdeviceconfigurationwidget.cpp

@@ -33,12 +33,13 @@
 #include "ui_genericlinuxdeviceconfigurationwidget.h"
 
 #include <utils/portlist.h>
-#include <utils/ssh/sshconnection.h>
-#include <utils/ssh/sshkeycreationdialog.h>
+#include <ssh/sshconnection.h>
+#include <ssh/sshkeycreationdialog.h>
 
 #include <QTextStream>
 
 using namespace RemoteLinux;
+using namespace QSsh;
 using namespace Utils;
 
 GenericLinuxDeviceConfigurationWidget::GenericLinuxDeviceConfigurationWidget(