Auto merge of #3417 - alexcrichton:fix-svn, r=brson
authorbors <bors@rust-lang.org>
Thu, 29 Dec 2016 07:37:46 +0000 (07:37 +0000)
committerbors <bors@rust-lang.org>
Thu, 29 Dec 2016 07:37:46 +0000 (07:37 +0000)
Ignore dot dirs in directory sources

Looks like they'll conflict with a VCS, so let's just skip them like we do in
directory traversal elsewhere.

Closes #3414


Trivial merge