doc: fix the display of the naming standard, particularly in html.
doc: fix the display of the naming standard, particularly in html.

	* doc/specs/naming-standard.tex: Use tabular where it suffices.
	Complete the use of supertabular.
	Use p{width} instead of c{width} to please LaTeX4ht.

aldebaran/urbi,aldebaran/urbi,aldebaran/urbi,urbiforge/urbi,urbiforge/urbi,aldebaran/urbi,urbiforge/urbi,urbiforge/urbi,urbiforge/urbi,urbiforge/urbi,urbiforge/urbi,aldebaran/urbi,urbiforge/urbi,urbiforge/urbi,aldebaran/urbi,aldebaran/urbi,aldebaran/urbi