+ --error-on-flowtext
+
+# Optimize the favicon just like we do the tableau.
+favicon.min.svg: favicon.svg
+ $(SCOUR) $< > $@
+
+# Optimize our SVG once using XSL, to catch a few things
+# that "scour" misses.
+tableau.min.svg: tableau.svg svgclean.xsl
+ @XSLTPROC@ svgclean.xsl $< > $@
+
+# Optimize our SVG again, and remove its XML prologue so that it can
+# be included directly into the HTML document.
+tableau.min.min.svg: tableau.min.svg
+ $(SCOUR) --protect-ids-list=$$(echo $(PRECIOUS_IDS) | tr ' ' ',') \
+ --strip-xml-prolog \
+ $< > $@
+
+# Use FontForge to convert the sfd source files to woff2.
+.sfd.woff2:
+ @FONTFORGE@ -script sfd2woff.ff $<