Minor doc improvement.
Minor doc improvement.

svn path=/trunk/; revision=2703

zsx/pango,zsx/pango,danny-ku/pango,zsx/pango,OpenInkpot-archive/iplinux-pango1.0,Distrotech/pango,zsx/pango,kari-lentz/alpha-pango,danny-ku/pango,danny-ku/pango,bratsche/pango,bratsche/pango,Distrotech/pango,OpenInkpot-archive/iplinux-pango1.0,Distrotech/pango,kari-lentz/alpha-pango,kari-lentz/alpha-pango,kari-lentz/alpha-pango,bratsche/pango,OpenInkpot-archive/iplinux-pango1.0,bratsche/pango