Fix installer (it needs the __init__.py)

examples/pyqt5_opencv/installer.cfg

@@ -4,7 +4,7 @@ version=1.0
 entry_point=app.main:main
 
 [Python]
-version=3.5.1
+version=3.5.2
 bitness=64
 format=bundled
 
@@ -12,3 +12,5 @@ format=bundled
 packages=app
 pypi_wheels= PyQt5==5.7
     sip==4.18.1
+    numpy==1.11.1
+    opencv-python==3.1.0.2