Merging branch fix-noweb, which contains a lot of tiny commits moving stuff to noweb.
Merging fix-clutter after moving next_step to clutter and removing its native code executable from the build process.
Merging fix-noweb after simplifying a few Makefile rules.
Fixed a bug that caused underscores in filenames to look all funny
because they were processed in TeX by applying a noweave filter.
Merging from 'master'.
Documented Graph_functions2.ml .