Prepare to bundle the Liberation fonts with the iOS app

The way the iOS app is built (over in the online repo), any
"resources" to be included need to be copied into the
workdir/CustomTarget/ios folder.

Change-Id: Ibac15b03dc447d6649e03404fe9a68ef3b4881b9

ios/CustomTarget_iOS_setup.mk

@@ -65,6 +65,8 @@ $(IOSGEN)/native-code.h: $(BUILDDIR)/config_host.mk \
 	cp -R $(INSTDIR)/share/registry $(IOSRES)
 	cp $(INSTDIR)/share/config/*zip $(IOSRES)/share/config
 	cp -R $(INSTDIR)/share/liblangtag $(IOSRES)/share
+	mkdir -p $(IOSRES)/share/fonts/truetype
+	cp $(INSTDIR)/share/fonts/truetype/Liberation* $(IOSRES)/share/fonts/truetype
 	cp $(SRCDIR)/ios/welcome.odt $(IOSRES)
 
 	# Set up rc (the "inifile", fundamentalrc, unorc, bootstraprc and versionrc.