Properly implement the "Action after paste" feature

Scroll to end only when data is not from pasting

Fixes https://github.com/lxqt/qterminal/issues/43
Fixes https://github.com/lxqt/qterminal/issues/741

lib/Session.cpp

@@ -174,8 +174,8 @@ void Session::addView(TerminalDisplay * widget)
 
     if ( _emulation != nullptr ) {
         // connect emulation - view signals and slots
-        connect( widget , SIGNAL(keyPressedSignal(QKeyEvent *)) , _emulation ,
-                 SLOT(sendKeyEvent(QKeyEvent *)) );
+        connect( widget , &TerminalDisplay::keyPressedSignal, _emulation ,
+                 &Emulation::sendKeyEvent);
         connect( widget , SIGNAL(mouseSignal(int,int,int,int)) , _emulation ,
                  SLOT(sendMouseEvent(int,int,int,int)) );
         connect( widget , SIGNAL(sendStringToEmu(const char *)) , _emulation ,
@@ -567,7 +567,7 @@ void Session::sendText(const QString & text) const
 
 void Session::sendKeyEvent(QKeyEvent* e) const
 {
-    _emulation->sendKeyEvent(e);
+    _emulation->sendKeyEvent(e, false);
 }
 
 Session::~Session()