A couple of updates to info nodes used in the code,

2006-04-17  Kevin Ryde  <user42@zip.com.au>

	* international/mule.el (keyboard-coding-system): defcustom info-link
	fixes: "Specify Coding" has split, keyboard now in "Terminal Coding",
	and "Single-Byte Character Support" is now "Unibyte Mode".

	* progmodes/fortran.el (fortran, fortran-mode-map): Info node link
	fixes, "Fortran" is in emacs-xtra.