moved user and workout permission checks to rules

updated workoutviews, rest of views not done
doesn't pass tests

rowers/tests/mocks.py

@@ -18,7 +18,7 @@ from django.test import TestCase, Client,override_settings
 from django.core.management import call_command
 from django.utils.six import StringIO
 from django.test.client import RequestFactory
-from rowers.views import checkworkoutuser,c2_open
+from rowers.views import c2_open
 from rowers.models import Workout, User, Rower, WorkoutForm,RowerForm,GraphImage
 from rowers.forms import DocumentsForm,CNsummaryForm,RegistrationFormUniqueEmail
 import rowers.plots as plots