This release fixes a <ahref="http://code.google.com/p/go/source/detail?r=b720749486e1">use of uninitialized memory in programs that misuse <code>goto</code></a>.
</p>
<h3id="r58.pkg">Packages</h3>
<p>
As usual, <ahref="/cmd/gofix/">gofix</a> will handle the bulk of the rewrites
necessary for these changes to package APIs.
</p>
<p>
<ahref="/pkg/http/">Package http</a> drops the <code>finalURL</code> return
value from the <ahref="/pkg/http/#Client.Get">Client.Get</a> method. The value
is now available via the new <code>Request</code> field on <a
href="/pkg/http/#Response">http.Response</a>.
Most instances of the type map[string][]string in have been
replaced with the new <ahref="/pkg/http/#Values">Values</a> type.
</p>
<p>
<ahref="/pkg/exec/">Package exec</a> has been redesigned with a more