Fixed djangohosting, railshosting and nodehosting page. Fixed payment erro

hosting/mixins.py

@@ -4,15 +4,21 @@ from django.core.urlresolvers import reverse
 from opennebula_api.serializers import VirtualMachineTemplateSerializer
 from opennebula_api.models import OpenNebulaManager
 
+from .models import HostingPlan
+
 
 class ProcessVMSelectionMixin(object):
 
     def post(self, request, *args, **kwargs):
 
         template_id = int(request.POST.get('vm_template_id'))
+        configuration_id = int(request.POST.get('configuration'))
         template = OpenNebulaManager().get_template(template_id)
         data = VirtualMachineTemplateSerializer(template).data
+        configuration = HostingPlan.objects.get(id=configuration_id)
+
         request.session['template'] = data
+        request.session['specs'] = configuration.serialize()
 
         if not request.user.is_authenticated():
             request.session['next'] = reverse('hosting:payment')