Use full imports not .

And tox to py3.6

pinaxcon/proposals/admin.py

@@ -1,6 +1,6 @@
 from django.contrib import admin
 
-from . import models
+from pinaxcon.proposals import models
 from symposion.proposals import models as symposion_models
 
 

pinaxcon/registrasion/forms.py

@@ -1,4 +1,4 @@
-from . import models
+from pinaxcon.registrasion import models
 
 from django import forms
 

pinaxcon/registrasion/views.py

@@ -7,7 +7,7 @@ from django.shortcuts import redirect
 from registrasion import models as rego
 from registrasion.controllers.invoice import InvoiceController
 
-from . import models
+from pinaxcon.registrasion import models
 
 
 def demopay(request, invoice_id, access_code):

tox.ini

@@ -4,7 +4,7 @@ skipsdist = True
 envlist = pep8
 
 [testenv]
-basepython = python2.7
+basepython = python3.6
 skip_install = True
 install_command = pip install {opts} {packages}
 deps = flake8