modify readme

tensorflow2fluid/setup.py

+from __future__ import absolute_import
+from setuptools import setup, find_packages
+from io import open
+
+setup(
+    name='tensorflow2fluid',
+
+    version='0.0.1',
+
+    description='Translate TensorFlow Model to PaddlePaddle',
+    url='http://paddlepaddle.org',
+    author = 'PaddlePaddle Development Group',
+    author_email='paddle-dev@baidu.com',
+    license='Apache 2',
+    packages=find_packages(),
+
+    install_requires=[
+        'paddlepaddle >= 1.2.1',
+        'tensorflow >= 1.12.0',
+    ],
+
+    entry_points={
+        'console_scripts': [
+            'tf2fluid = src.convert:_main',
+        ],
+    },
+)