Added postgresql client package to Dockerfiles and psycopg2-binary to requirements.txt, removed unused matplotlib code/package from analysis/cluster.py and requirements.txt, replaced commands in docker start.sh file with new management commands.

server/website/requirements.txt

@@ -6,20 +6,19 @@ django-debug-toolbar==1.5
 django-db-logger>=0.1.7
 django-request-logging==0.4.6
 mock==2.0.0
-Fabric3==1.13.1.post1
-hurry.filesize==0.9
-matplotlib==2.0.0
+Fabric3>=1.13.1.post1
+hurry.filesize>=0.9
 numpy==1.13.1
 requests==2.18.4
 pycodestyle==2.3.1
 astroid==1.5.1
-psycopg2>=2.5.4
+psycopg2-binary>=2.5.4
 pylint==1.5.2
-pyDOE==0.3.8
+pyDOE>=0.3.8
 mysqlclient==1.3.12
 scikit-learn==0.19.1
 scipy==1.0.0
 tensorflow==1.10
-threadpool==1.3.2
-torch==1.2.0
-torchvision==0.4.0
+threadpool>=1.3.2
+torch>=1.2.0
+torchvision>=0.4.0