Prelim Vagrant 3.5 support

- cannot force 3.6 development with apt afaik

provisioning/playbook.yml

@@ -15,18 +15,16 @@
         state: latest
         update_cache: yes
       with_items:
-        - python
-        - python-dev
-        - python-virtualenv
-        - python-pip
-        - git
+        - python3
+        - python3-dev
+        - python3-virtualenv
+        - python3-pip
         - libldap2-dev
+        - libsasl2-dev
         - mysql-server
         - mysql-client
         - libmysqlclient-dev
         - python-mysqldb
-        - libsasl2-dev
-        - libjpeg-dev
 
     - name: create mysql user
       mysql_user:
@@ -56,10 +54,10 @@
         append_privs: yes
 
     - name: install site packages to virtual env
-      pip:
+      pip3:
         requirements: "{{ django['requirements_path'] }}"
         virtualenv: "{{ django['venv_path'] }}"
-        virtualenv_python: python2.7
+        virtualenv_python: python3.5
 
     - name: install django settings.py
       template:
@@ -94,4 +92,4 @@
       ignore_errors: true
 
     - name: start django runserver (access via localhost:8000)
-      command: screen -dmS django bash -c "echo Starting on port {{ nginx['port'] }}; cd /vagrant/go; source ../venv/bin/activate; python manage.py runserver 0.0.0.0:8000;"
+      command: screen -dmS django bash -c "echo Starting on port {{ nginx['port'] }}; cd /vagrant/go; source ../venv/bin/activate; python3 manage.py runserver 0.0.0.0:8000;"

provisioning/templates/settings.py.j2

 # Create a new file 'settings.py' and copy these contents into that file
-import secret
+from . import secret
 import os
 
 AUTH_MODE = "CAS"