revert "support setup.py install with git archive tarballs" commit

revert the following commit because it has a side effect
to change pbr's version to ryu's version. (eg. 3.1)
it doesn't work with the recent version of olso.config
which requires pbr < 1.0.

|commit 55aa47489306ebb3bfa3307e3fa5a332007a58ed
|Author: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
|Date:   Fri Aug 2 14:33:40 2013 +0900
|
|    support setup.py install with git archive tarballs
|
|    Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>

Signed-off-by: YAMAMOTO Takashi <yamamoto@valinux.co.jp>
Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>

1 files changed, 0 insertions, 3 deletions

diff --git a/setup.py b/setup.py
index b7f3a9b9..768ac73a 100644
--- a/setup.py
+++ b/setup.py
@@ -21,11 +21,8 @@ except ImportError:
     pass
 
 import setuptools
-import os
-from ryu import version
 
 
-os.environ["PBR_VERSION"] = str(version)
 setuptools.setup(name='ryu',
                  setup_requires=['pbr'],
                  pbr=True)