Fixed contrib target creation.

Patch has been updated. Also fixed target creation for Growl and BGHudAppKit.
Signed-off-by: Rafaël Carré <funman@videolan.org>

contrib/src/bghudappkit/rules.mak

@@ -22,5 +22,6 @@ bghudappkit: bghudappkit-git.tar.xz .sum-bghudappkit
 
 .bghudappkit: bghudappkit
 	cd $< && xcodebuild $(XCODE_FLAGS)
+	install -d $(PREFIX)
 	cd $< && cp -R build/Release/BGHUDAppKit.framework "$(PREFIX)"
 	touch $@

contrib/src/growl/rules.mak

@@ -21,5 +21,6 @@ growl: growl-$(GROWL_VERSION).tar.bz2 .sum-growl
 
 .growl: growl
 	cd $< && xcodebuild $(XCODE_FLAGS) -target Growl.framework -configuration Release
+	install -d $(PREFIX)
 	cd $< && cp -R build/Release/Growl.framework "$(PREFIX)"
 	touch $@

contrib/src/sparkle/rules.mak

@@ -23,5 +23,6 @@ sparkle: sparkle-git.tar.xz .sum-sparkle
 .sparkle: sparkle
 	cd $< && xcodebuild $(XCODE_FLAGS)
 	cd $< && install_name_tool -id @executable_path/../Frameworks/Sparkle.framework/Versions/A/Sparkle build/Release/Sparkle.framework/Sparkle
+	install -d $(PREFIX)
 	cd $< && cp -R build/Release/Sparkle.framework "$(PREFIX)"
 	touch $@