Renamed oscar.view to oscar.views to be consistent with Django

convention

oscar/apps/basket/views.py

 from django.template.response import TemplateResponse
 from django.views.generic import DetailView
 
-from oscar.view.generic import PostActionMixin
+from oscar.views.generic import PostActionMixin
 from oscar.core.loading import import_module
 
 import_module('basket.models', ['Basket', 'Line', 'InvalidBasketLineError'], locals())

oscar/apps/customer/views.py

 from django.utils.translation import ugettext as _
 from django.template.response import TemplateResponse
 
-from oscar.view.generic import PostActionMixin
+from oscar.views.generic import PostActionMixin
 from oscar.apps.address.forms import UserAddressForm
 from oscar.core.loading import import_module
 import_module('address.models', ['UserAddress'], locals())

oscar/apps/order_management/views.py

 from django.contrib.comments.views.moderation import delete
 
 from oscar.core.loading import import_module
-from oscar.view.generic import PostActionMixin
+from oscar.views.generic import PostActionMixin
 import_module('order.models', ['Order', 'Line', 'ShippingEvent', 'ShippingEventQuantity', 
                                'ShippingEventType', 'PaymentEvent', 'PaymentEventType', 'OrderNote'], locals())
 import_module('order_management.forms', ['SimpleSearch'], locals())

oscar/apps/product/reviews/views.py

 from django.contrib import messages
 from django.forms import ModelForm, CharField, EmailField, BaseForm, URLField
 
-from oscar.view.generic import PostActionMixin
+from oscar.views.generic import PostActionMixin
 from oscar.core.loading import import_module
 import_module('product.models', ['Item', 'ItemClass'], locals())
 import_module('basket.forms', ['FormFactory'], locals())

oscar/apps/product/views.py

 from django.core.exceptions import ObjectDoesNotExist
 from django.contrib import messages
 
-from oscar.view.generic import PostActionMixin
+from oscar.views.generic import PostActionMixin
 from oscar.core.loading import import_module
 import_module('product.models', ['Item', 'ItemClass'], locals())
 import_module('product.signals', ['product_viewed', 'product_search'], locals())