Fix array.array.insert(), so that it treats negative indices as
being relative to the end of the array, just like list.insert() does.
This closes SF bug #739313.
diff --git a/Doc/lib/libarray.tex b/Doc/lib/libarray.tex
index a590ed9..6ec056f 100644
--- a/Doc/lib/libarray.tex
+++ b/Doc/lib/libarray.tex
@@ -145,7 +145,8 @@
\begin{methoddesc}[array]{insert}{i, x}
Insert a new item with value \var{x} in the array before position
-\var{i}.
+\var{i}. Negative values are treated as being relative to the end
+of the array.
\end{methoddesc}
\begin{methoddesc}[array]{pop}{\optional{i}}