diff --git a/planetstack/core/fixtures/initial_data.json b/planetstack/core/fixtures/initial_data.json
index c0c6f38..ba41542 100644
--- a/planetstack/core/fixtures/initial_data.json
+++ b/planetstack/core/fixtures/initial_data.json
@@ -530,7 +530,6 @@
         "is_active": true, 
         "site": null, 
         "phone": null, 
-        "kuser_id": null, 
         "is_staff": true, 
         "last_login": "2014-04-22T11:32:36.356Z", 
         "timezone": "America/New_York", 
@@ -555,7 +554,6 @@
         "is_active": true, 
         "site": 22, 
         "phone": null, 
-        "kuser_id": null, 
         "is_staff": true, 
         "last_login": "2013-12-14T03:21:24.872Z", 
         "timezone": "America/New_York", 
@@ -580,7 +578,6 @@
         "is_active": true, 
         "site": 22, 
         "phone": null, 
-        "kuser_id": null, 
         "is_staff": true, 
         "last_login": "2013-12-04T20:46:15.904Z", 
         "timezone": "America/New_York", 
@@ -605,7 +602,6 @@
         "is_active": true, 
         "site": 22, 
         "phone": null, 
-        "kuser_id": null, 
         "is_staff": true, 
         "last_login": "2013-12-18T21:47:08.698Z", 
         "timezone": "America/New_York", 
@@ -630,7 +626,6 @@
         "is_active": true, 
         "site": 22, 
         "phone": null, 
-        "kuser_id": null, 
         "is_staff": true, 
         "last_login": "2013-12-17T16:21:46.493Z", 
         "timezone": "America/New_York", 
@@ -655,7 +650,6 @@
         "is_active": true, 
         "site": 10, 
         "phone": "", 
-        "kuser_id": null, 
         "is_staff": true, 
         "last_login": "2013-09-22T21:48:01.047Z", 
         "timezone": "America/New_York", 
@@ -680,7 +674,6 @@
         "is_active": true, 
         "site": 22, 
         "phone": "", 
-        "kuser_id": null, 
         "is_staff": true, 
         "last_login": "2013-12-18T21:41:10.802Z", 
         "timezone": "America/New_York", 
@@ -705,7 +698,6 @@
         "is_active": true, 
         "site": 22, 
         "phone": null, 
-        "kuser_id": null, 
         "is_staff": true, 
         "last_login": "2013-12-19T01:32:31.049Z", 
         "timezone": "America/New_York", 
@@ -730,7 +722,6 @@
         "is_active": true, 
         "site": 22, 
         "phone": null, 
-        "kuser_id": null, 
         "is_staff": true, 
         "last_login": "2013-09-22T21:48:01.047Z", 
         "timezone": "America/New_York", 
@@ -755,7 +746,6 @@
         "is_active": true, 
         "site": 22, 
         "phone": null, 
-        "kuser_id": null, 
         "is_staff": true, 
         "last_login": "2013-09-22T21:48:01.047Z", 
         "timezone": "America/New_York", 
@@ -780,7 +770,6 @@
         "is_active": true, 
         "site": 22, 
         "phone": null, 
-        "kuser_id": null, 
         "is_staff": true, 
         "last_login": "2013-09-22T21:48:01.047Z", 
         "timezone": "America/New_York", 
@@ -805,7 +794,6 @@
         "is_active": true, 
         "site": 22, 
         "phone": null, 
-        "kuser_id": null, 
         "is_staff": true, 
         "last_login": "2013-09-22T21:48:01.047Z", 
         "timezone": "America/New_York", 
@@ -830,7 +818,6 @@
         "is_active": true, 
         "site": 22, 
         "phone": null, 
-        "kuser_id": null, 
         "is_staff": true, 
         "last_login": "2013-09-22T21:48:01.047Z", 
         "timezone": "America/New_York", 
@@ -855,7 +842,6 @@
         "is_active": true, 
         "site": 22, 
         "phone": "", 
-        "kuser_id": null, 
         "is_staff": true, 
         "last_login": "2013-12-19T00:59:55.668Z", 
         "timezone": "America/New_York", 
@@ -880,7 +866,6 @@
         "is_active": true, 
         "site": 24, 
         "phone": "", 
-        "kuser_id": null, 
         "is_staff": true, 
         "last_login": "2013-12-17T18:08:01.356Z", 
         "timezone": "America/New_York", 
@@ -951,19 +936,15 @@
     "pk": 4, 
     "model": "core.slice", 
     "fields": {
-        "router_id": null, 
         "updated": "2013-12-18T22:24:44.850Z", 
         "name": "HyperCache", 
         "service": 3, 
         "created": "2013-04-03T23:14:11.072Z", 
-        "network_id": null, 
-        "tenant_id": "", 
         "description": "HyperCache slice for HyperCache service.", 
         "serviceClass": 1, 
         "enabled": true, 
         "site": 22, 
         "omf_friendly": false, 
-        "subnet_id": null, 
         "slice_url": "", 
         "creator": 1, 
         "enacted": null
@@ -973,19 +954,15 @@
     "pk": 6, 
     "model": "core.slice", 
     "fields": {
-        "router_id": null, 
         "updated": "2013-12-19T00:14:36.783Z", 
         "name": "Syndicate", 
         "service": 5, 
         "created": "2013-04-03T23:14:11.072Z", 
-        "network_id": null, 
-        "tenant_id": "", 
         "description": "", 
         "serviceClass": 1, 
         "enabled": true, 
         "site": 22, 
         "omf_friendly": false, 
-        "subnet_id": null, 
         "slice_url": "", 
         "creator": 1, 
         "enacted": null
@@ -995,19 +972,15 @@
     "pk": 8, 
     "model": "core.slice", 
     "fields": {
-        "router_id": null, 
         "updated": "2013-12-19T00:15:11.298Z", 
         "name": "DnsRedir", 
         "service": 4, 
         "created": "2013-12-04T22:48:35.584Z", 
-        "network_id": null, 
-        "tenant_id": "", 
         "description": "DNS Redirection slice for RequestRouter service.", 
         "serviceClass": 2, 
         "enabled": true, 
         "site": 22, 
         "omf_friendly": false, 
-        "subnet_id": null, 
         "slice_url": "", 
         "creator": 8, 
         "enacted": null
@@ -1017,19 +990,15 @@
     "pk": 9, 
     "model": "core.slice", 
     "fields": {
-        "router_id": null, 
         "updated": "2013-12-18T23:32:07.617Z", 
         "name": "DnsDemux", 
         "service": 4, 
         "created": "2013-12-04T22:49:23.051Z", 
-        "network_id": null, 
-        "tenant_id": "", 
         "description": "DNS Demultiplexing slice for RequestRouter service. ", 
         "serviceClass": 2, 
         "enabled": true, 
         "site": 22, 
         "omf_friendly": false, 
-        "subnet_id": null, 
         "slice_url": "", 
         "creator": 8, 
         "enacted": null
@@ -1039,19 +1008,15 @@
     "pk": 10, 
     "model": "core.slice", 
     "fields": {
-        "router_id": null, 
         "updated": "2013-12-18T22:06:00.330Z", 
         "name": "Infrastructure", 
         "service": null, 
         "created": "2013-12-09T14:13:15.392Z", 
-        "network_id": null, 
-        "tenant_id": "", 
         "description": "", 
         "serviceClass": 1, 
         "enabled": true, 
         "site": 22, 
         "omf_friendly": false, 
-        "subnet_id": null, 
         "slice_url": "", 
         "creator": null, 
         "enacted": null
@@ -1061,19 +1026,15 @@
     "pk": 11, 
     "model": "core.slice", 
     "fields": {
-        "router_id": null, 
         "updated": "2013-12-17T18:09:29.065Z", 
         "name": "Stork", 
         "service": 8, 
         "created": "2013-12-13T21:49:59.476Z", 
-        "network_id": null, 
-        "tenant_id": "", 
         "description": "The Stork Package Management Service", 
         "serviceClass": 1, 
         "enabled": true, 
         "site": 24, 
         "omf_friendly": false, 
-        "subnet_id": null, 
         "slice_url": "", 
         "creator": null, 
         "enacted": null
@@ -1083,19 +1044,15 @@
     "pk": 12, 
     "model": "core.slice", 
     "fields": {
-        "router_id": null, 
         "updated": "2013-12-17T18:09:20.587Z", 
         "name": "Owl", 
         "service": 8, 
         "created": "2013-12-13T21:52:15.590Z", 
-        "network_id": null, 
-        "tenant_id": "", 
         "description": "The Owl Data Collection service", 
         "serviceClass": 1, 
         "enabled": true, 
         "site": 24, 
         "omf_friendly": false, 
-        "subnet_id": null, 
         "slice_url": "", 
         "creator": null, 
         "enacted": null
@@ -1105,19 +1062,15 @@
     "pk": 13, 
     "model": "core.slice", 
     "fields": {
-        "router_id": null, 
         "updated": "2013-12-18T23:34:55.351Z", 
         "name": "Hadoop", 
         "service": null, 
         "created": "2013-12-13T21:54:20.895Z", 
-        "network_id": null, 
-        "tenant_id": "", 
         "description": "Hadoop map-reduce service", 
         "serviceClass": 2, 
         "enabled": true, 
         "site": 22, 
         "omf_friendly": false, 
-        "subnet_id": null, 
         "slice_url": "", 
         "creator": null, 
         "enacted": null
@@ -1127,19 +1080,15 @@
     "pk": 14, 
     "model": "core.slice", 
     "fields": {
-        "router_id": null, 
         "updated": "2013-12-18T22:21:36.462Z", 
         "name": "test", 
         "service": null, 
         "created": "2013-12-13T21:56:57.299Z", 
-        "network_id": null, 
-        "tenant_id": "", 
         "description": "Test slice number one.", 
         "serviceClass": 1, 
         "enabled": true, 
         "site": 10, 
         "omf_friendly": false, 
-        "subnet_id": null, 
         "slice_url": "", 
         "creator": null, 
         "enacted": null
@@ -1149,19 +1098,15 @@
     "pk": 15, 
     "model": "core.slice", 
     "fields": {
-        "router_id": null, 
         "updated": "2013-12-18T22:22:04.676Z", 
         "name": "test2", 
         "service": null, 
         "created": "2013-12-13T22:00:03.049Z", 
-        "network_id": null, 
-        "tenant_id": "", 
         "description": "test slice number two.", 
         "serviceClass": 1, 
         "enabled": true, 
         "site": 10, 
         "omf_friendly": false, 
-        "subnet_id": null, 
         "slice_url": "", 
         "creator": null, 
         "enacted": null