Specifying version numbers in deps in setup.py

setup.py

@@ -13,17 +13,31 @@ setup(
     zip_safe=False,
     scripts=['airflow/bin/airflow'],
     install_requires=[
-        'celery', 'chartkick',
-        'flask', 'flask-admin', 'flask-bootstrap', 'flask-cache',
-        'flask-login', 'hive-thrift-py', 'jinja2',
-        'librabbitmq',
-        'markdown', 'mysql-python',
-        'pandas',
-        'pygments', 'pyhive',
-        'python-dateutil', 'requests', 'setproctitle',
-        'snakebite',
-        'sphinx', 'sphinx-rtd-theme', 'Sphinx-PyPI-upload',
-        'sqlalchemy', 'thrift', 'tornado'
+        'celery>=3.1.17',
+        'chartkick>=0.4.2',
+        'flask>=0.10.1',
+        'flask-admin>=1.0.9',
+        'flask-bootstrap>=3.3.0.1',
+        'flask-cache>=0.13.1',
+        'flask-login>=0.2.11',
+        'hive-thrift-py>=0.0.1',
+        'jinja2>=2.7.3',
+        'librabbitmq>=1.6.1',
+        'markdown>=2.5.2',
+        'mysql-python>=1.2.5',
+        'pandas>=0.15.2',
+        'pygments>=2.0.1',
+        'pyhive>=0.1.3',
+        'python-dateutil>=2.3',
+        'requests>=2.5.1',
+        'setproctitle>=1.1.8',
+        'snakebite>=2.4.13',
+        'sphinx>=1.2.3',
+        'sphinx-rtd-theme>=0.1.6',
+        'Sphinx-PyPI-upload>=0.2.1',
+        'sqlalchemy>=0.9.8',
+        'thrift>=0.9.2',
+        'tornado>=4.0.2'
     ],
     author='Maxime Beauchemin',
     author_email='maximebeauchemin@gmail.com',