Update python libraries. Closes #811

requirements.txt

@@ -18,24 +18,24 @@ chardet==3.0.4
 contextlib2==0.5.5
 cookies==2.2.1
 coverage==3.7.1
-cryptography==2.1.4
+cryptography==2.3
 debtcollector==1.17.0
 decorator==4.1.2
 docker-py==1.4.0
 docutils==0.14
 enum34==1.1.6
 fasteners==0.14.1
-Flask==0.10.1
+Flask==0.12.3
 Flask-Bcrypt==0.7.1
-Flask-HTTPAuth==2.3.0
-Flask-Login==0.2.11
-Flask-Migrate==2.0.0
-Flask-RESTful==0.3.4
-Flask-Script==2.0.5
-Flask-SQLAlchemy==2.0
+Flask-HTTPAuth==3.2.2
+Flask-Login==0.4.1
+Flask-Migrate==2.1.1
+Flask-RESTful==0.3.6
+Flask-Script==2.0.6
+Flask-SQLAlchemy==2.3.2
 Flask-SSO==0.4.0
-Flask-Testing==0.5.0
-Flask-WTF==0.10.3
+Flask-Testing==0.7.1
+Flask-WTF==0.14.2
 funcsigs==1.0.2
 futures==3.1.1
 futurist==1.3.0
@@ -47,7 +47,7 @@ intervals==0.8.0
 ipaddress==1.0.18
 iso8601==0.1.12
 itsdangerous==0.24
-Jinja2==2.7.3
+Jinja2==2.10.1
 jsonschema==2.6.0
 keystoneauth1==3.1.0
 kombu==3.0.37
@@ -65,7 +65,7 @@ oslo.config==4.11.0
 oslo.i18n==3.17.0
 oslo.serialization==2.20.0
 oslo.utils==3.28.0
-paramiko==2.2.1
+paramiko==2.2.4
 pbr==3.1.1
 positional==1.2.1
 prettytable==0.7.2
@@ -81,9 +81,9 @@ python-editor==1.0.3
 python-keystoneclient==3.13.0
 python-novaclient==9.1.0
 pytz==2017.2
-PyYAML==3.11
+PyYAML==4.2b1
 redis==2.10.5
-requests==2.18.4
+requests==2.20.0
 responses==0.5.1
 rfc3986==1.1.0
 selenium==2.53.6
@@ -92,13 +92,13 @@ simplejson==3.11.1
 six==1.10.0
 snowballstemmer==1.2.1
 Sphinx==1.5
-SQLAlchemy==1.0.0
-SQLAlchemy-Utils==0.29.9
+SQLAlchemy==1.3.0
+SQLAlchemy-Utils==0.33.2
 stevedore==1.25.0
 taskflow==1.18.0
 terminaltables==2.1.0
 travis-sphinx==1.4.2
-urllib3==1.22
+urllib3==1.24.2
 validators==0.12.0
 websocket-client==0.32.0
 Werkzeug==0.10.4