Add image compression logic to Makefile

not just in the debian package.

move listimagesscript to bin dir

Also clean compressed dir

Makefile

@@ -38,6 +38,8 @@ help:
 
 clean:
 	rm -rf $(BUILDDIR)
+	rm -rf _compressed
+
 	#if [ -e licenses.csv ] ; then \
 	#  rm -f licenses.csv ; \
 	#fi ; 
@@ -260,3 +262,11 @@ doctest:
 	@echo "Testing of doctests in the sources finished, look at the " \
 	      "results in $(BUILDDIR)/doctest/output.txt."
 
+listimagestocompress:
+	./bin/listimagestocompress.sh
+
+compressimages: html
+	for i in i $(cut -d ";" -f1 tocompress.txt)
+	do
+	 pngquant -f --ext .png --quality 70-95 "$i"
+	done

bin/listimagestocompress.sh

@@ -16,4 +16,4 @@ do
 	#git commit -m "Compress $j with pngquant ($a -> $b)"
 	fi
 done
-
+rm -rf _compressed

debian/rules

@@ -12,7 +12,3 @@ override_dh_auto_build-indep:
 	#rm -rf de/presentation*
 	$(MAKE) html
 	debian/fix_sphinx.sh
-	for i in i $(cut -d ";" -f1 debian/tocompress.txt)
-	do
-	 pngquant -f --ext .png --quality 70-95 "$i"
-	done