File Dont-use-QOverload.patch of Package drumstick

From: Wolfgang Bauer <wbauer@tmo.at>
Subject: Don't use QOverload

QOverload has been introduced in Qt 5.7.0.
To fix the build on Leap 42.3 (which comes with Qt 5.6.2), revert this upstream change in 1.1.2.

--- a/utils/vpiano/vpiano.cpp
+++ b/utils/vpiano/vpiano.cpp
@@ -78,14 +78,8 @@
     dlgConnections.setAdvanced(m_advanced);
 
     if (m_midiIn != 0) {
-        //connect(m_midiIn, SIGNAL(midiNoteOn(int,int,int)), SLOT(slotNoteOn(int,int,int)));
-        //connect(m_midiIn, SIGNAL(midiNoteOff(int,int,int)), SLOT(slotNoteOff(int,int,int)));
-        connect(m_midiIn, &MIDIInput::midiNoteOn,
-                this, QOverload<int,int,int>::of(&VPiano::slotNoteOn),
-                Qt::QueuedConnection);
-        connect(m_midiIn, &MIDIInput::midiNoteOff,
-                this, QOverload<int,int,int>::of(&VPiano::slotNoteOff),
-                Qt::QueuedConnection);
+        connect(m_midiIn, SIGNAL(midiNoteOn(int,int,int)), SLOT(slotNoteOn(int,int,int)));
+        connect(m_midiIn, SIGNAL(midiNoteOff(int,int,int)), SLOT(slotNoteOff(int,int,int)));
         if (!m_lastInputConnection.isEmpty()) {
             m_midiIn->initialize(&settings);
             m_midiIn->open(m_lastInputConnection);