qtwayland: install created private headers

buildhistory diff:
--- a/packages/armv7at2hf-vfp-neon-angstrom_wl-linux-gnueabi/qtwayland/qtwayland-dev/latest
+++ b/packages/armv7at2hf-vfp-neon-angstrom_wl-linux-gnueabi/qtwayland/qtwayland-dev/latest
@@ -4,6 +4,6 @@ PKGV = 5.2.1+git0+f9ebbd6c61
 RPROVIDES =
 RDEPENDS = qtwayland
 RRECOMMENDS = eglibc-dev libgcc-dev libstdc++-dev libxkbcommon-dev qtbase-dev qtdeclarative-dev wayland-dev xproto-dev zlib-dev
-PKGSIZE = 295533
+PKGSIZE = 537651
 FILES = /usr/include /lib/lib*.so /usr/lib/lib*.so /usr/lib/*.la /usr/lib/*.o /usr/lib/pkgconfig /usr/share/pkgconfig /usr/share/aclocal /lib/*.o /usr/lib/qtwayland/*.la /lib/*.la
-FILELIST = /usr/include/qt5/QtCompositor/5.3.0/QtCompositor/private/qwlclientbufferintegration_p.h /usr/include/qt5/QtCompositor/5.3.0/QtCompositor/private/qwlclientbufferintegrat
+FILELIST = /usr/include/qt5/QtCompositor/5.3.0/QtCompositor/private/qwayland-server-hardware-integration.h /usr/include/qt5/QtCompositor/5.3.0/QtCompositor/private/qwayland-server

Signed-off-by: Andreas Müller <schnitzeltony@googlemail.com>