Auto merge of #1467 - alexcrichton:update-flate2, r=alexcrichton
authorbors <bors@rust-lang.org>
Sun, 29 Mar 2015 06:31:34 +0000 (06:31 +0000)
committerbors <bors@rust-lang.org>
Sun, 29 Mar 2015 06:31:34 +0000 (06:31 +0000)
There were a few bugs in creation of gzip'd files which caused package creation
to fail in some circumstances.

Closes #1465


Trivial merge