factored out base python requirements

* use pip-tools to programatically build requirements.txt

requirements/requirements.in

@@ -0,0 +1,49 @@
+-e git+https://github.com/ansible/ansiconv.git@tower_1.0.0#egg=ansiconv
+-e git+https://github.com/ansible/django-jsonbfield@fix-sqlite_serialization#egg=jsonbfield
+-e git+https://github.com/ansible/django-qsstats-magic.git@tower_0.7.2#egg=django-qsstats-magic
+-e git+https://github.com/ansible/dm.xmlsec.binding.git@master#egg=dm.xmlsec.binding
+-e git+https://github.com/chrismeyersfsu/pyrax@tower#egg=pyrax
+apache-libcloud==1.3.0
+asgi-amqp==0.3.1
+azure==2.0.0rc6
+azure-graphrbac==0.30.0rc5
+boto==2.43.0
+channels==0.17.3
+celery==3.1.17
+Django==1.8.16
+django-auth-ldap==1.2.8
+django-celery==3.1.17
+django-crum==0.7.1
+django-extensions==1.7.4
+django-jsonfield==1.0.1
+django-polymorphic==0.7.2
+django-radius==1.1.0
+django-solo==1.1.2
+django-split-settings==0.2.2
+django-taggit==0.21.3
+django-transaction-hooks==0.2
+djangorestframework==3.3.3
+djangorestframework-yaml==1.0.3
+gevent-websocket==0.9.5
+irc==15.0.4
+M2Crypto==0.25.1
+Markdown==2.6.7
+#msrestazure==0.4.4
+ordereddict==1.1
+pexpect==3.1
+psphere==0.5.2
+psutil==5.0.0
+pygerduty==0.35.1
+pyOpenSSL==16.2.0
+python-memcached==1.58
+python-radius==1.0
+python-saml==2.2.0
+python-social-auth==0.2.21
+pyzmq==14.5.0
+redbaron==0.6.2
+shade==1.13.1
+slackclient==1.0.2
+twilio==5.6.0
+uWSGI==2.0.14
+wheel==0.29.0
+xmltodict==0.10.2