minor tweaks


git-svn-id: svn://svn.valgrind.org/valgrind/trunk@4314 a5019735-40e9-0310-863c-91ae7b9d1cf9
diff --git a/docs/lib/vg-common.xsl b/docs/lib/vg-common.xsl
index 0302b52..0c17243 100644
--- a/docs/lib/vg-common.xsl
+++ b/docs/lib/vg-common.xsl
@@ -16,7 +16,7 @@
   </l:l10n>
 </l:i18n>
 
-<!-- don't generate sub-tocs for qanda sets -->
+<!-- do not generate sub-tocs for qanda sets -->
 <xsl:param name="generate.toc">
 set       toc,title
 book      toc,title,figure,table,example,equation