Auto merge of #2414 - sbeckeriv:document-bit-env-flag-1375, r=alexcrichton
authorbors <bors@rust-lang.org>
Thu, 25 Feb 2016 17:07:27 +0000 (17:07 +0000)
committerbors <bors@rust-lang.org>
Thu, 25 Feb 2016 17:07:27 +0000 (17:07 +0000)
Per https://github.com/rust-lang/cargo/issues/1375

Just add a note around the python script BIT flag.


Trivial merge