Include qrc file

images.qrc

@@ -0,0 +1,10 @@
+<RCC>
+    <qresource prefix="/images">
+        <file>resources/d1.png</file>
+        <file>resources/d2.png</file>
+        <file>resources/d3.png</file>
+        <file>resources/d4.png</file>
+        <file>resources/d5.png</file>
+        <file>resources/d6.png</file>
+    </qresource>
+</RCC>