Auto merge of #1916 - alexcrichton:update-libssh2-sys, r=alexcrichton
authorbors <bors@rust-lang.org>
Tue, 18 Aug 2015 17:27:44 +0000 (17:27 +0000)
committerbors <bors@rust-lang.org>
Tue, 18 Aug 2015 17:27:44 +0000 (17:27 +0000)
The builds on the linux bots are currently broken because the recent
modifications to this build script forgot to set up PKG_CONFIG_PATH for custom
installations of OpenSSL


Trivial merge