Check running processes at startup.

Retrieve the processes running at startup and compare with a list of
potentially problematic ones.  Right now this is Itunes which is known to be
able to cause problems when trying to install the bootloader on an Ipod. No
user notification yet.

This adds the implementation for Windows.

Change-Id: I5ce8a85da52e0ed8f523b5ae6fb5d8f14f6a14c9

rbutil/rbutilqt/rbutilqt.cpp

@@ -170,6 +170,7 @@ RbUtilQt::RbUtilQt(QWidget *parent) : QMainWindow(parent)
 #else
     connect(ui.actionInstall_Rockbox_Utility_on_player, SIGNAL(triggered()), this, SLOT(installPortable()));
 #endif
+    Utils::findRunningProcess(QStringList("iTunes"));
 
 }