Support for building images locally

Makefile

@@ -247,6 +247,7 @@ $(STANDARD_IMAGES): %: %/Dockerfile base
 	mkdir -p $@/imagefiles && cp -r imagefiles $@/
 	$(DOCKER) build -t $(ORG)/$@:latest \
 		-t $(ORG)/$@:$(TAG) \
+		--build-arg ORG=$(ORG) \
 		--build-arg IMAGE=$(ORG)/$@ \
 		--build-arg VERSION=$(TAG) \
 		--build-arg VCS_REF=`git rev-parse --short HEAD` \