Merge branch 'tc/missing-http-proxyauth'

We did not check the curl library version before using CURLOPT_PROXYAUTH feature that may not exist. * tc/missing-http-proxyauth: http: support curl < 7.10.7

Junio C Hamano committed Feb 25, 2015 at 15:40 UTC 90eea883fd86a272a32c7d5f363445776e0680e2

No changes.