media-gfx/digikam: do not allow media-libs/opencv[qt5]

The presence of qt5 symbols in opencv collides with the symbols used in
digikam:4 causing a crash.

Gentoo-bug: 595358

Package-Manager: portage-2.3.2

media-gfx/digikam/digikam-4.14.0-r1.ebuild

@@ -41,7 +41,7 @@ CDEPEND="
 	media-libs/liblqr
 	>=media-libs/libpgf-6.12.27
 	media-libs/libpng:0=
-	media-libs/opencv:=[contrib(+)]
+	media-libs/opencv:=[contrib(+),-qt5]
 	media-libs/phonon[qt4]
 	>=media-libs/tiff-3.8.2:0
 	virtual/jpeg:0

media-gfx/digikam/digikam-4.4.0-r1.ebuild

@@ -42,7 +42,7 @@ CDEPEND="
 	media-libs/liblqr
 	>=media-libs/libpgf-6.12.27
 	media-libs/libpng:0=
-	>=media-libs/opencv-2.4.9
+	>=media-libs/opencv-2.4.9[-qt5]
 	media-libs/tiff
 	virtual/jpeg
 	dev-qt/qtgui:4