attempt to fix htmldocs-single

        (merge https://trac.osgeo.org/grass/changeset/63433 from trunk)


git-svn-id: https://svn.osgeo.org/grass/grass/branches/releasebranch_7_0@63434 15284696-431f-4ddb-bdfa-cd5b030d7da7

include/Make/Docs.make

@@ -9,7 +9,7 @@ GRASS_PDFDIR=		$(DOCSDIR)/pdf
 
 htmldocs-single:
 	$(MAKE) -C . htmldox-single
-	for dir in lib gui/wxpython ; do \
+	for dir in lib ; do \
 	  $(MAKE) -C $$dir htmldox-single ; \
 	done
 

lib/Makefile

@@ -45,6 +45,7 @@ SUBDIRS = \
 	manage
 
 include $(MODULE_TOPDIR)/include/Make/Dir.make
+include $(MODULE_TOPDIR)/include/Make/Doxygen.make
 
 default: subdirs