diff --git a/data/contenttypes.json b/data/contenttypes.json
deleted file mode 100644
index 954fd4b8..00000000
--- a/data/contenttypes.json
+++ /dev/null
@@ -1,530 +0,0 @@
-[
-	{
-		"fields": {
-			"app_label": "seminar",
-			"model": "treenode"
-		},
-		"model": "contenttypes.contenttype",
-		"pk": 1
-	},
-	{
-		"fields": {
-			"app_label": "seminar",
-			"model": "problem"
-		},
-		"model": "contenttypes.contenttype",
-		"pk": 2
-	},
-	{
-		"fields": {
-			"app_label": "seminar",
-			"model": "rocniknode"
-		},
-		"model": "contenttypes.contenttype",
-		"pk": 3
-	},
-	{
-		"fields": {
-			"app_label": "seminar",
-			"model": "cislonode"
-		},
-		"model": "contenttypes.contenttype",
-		"pk": 4
-	},
-	{
-		"fields": {
-			"app_label": "seminar",
-			"model": "mezicislonode"
-		},
-		"model": "contenttypes.contenttype",
-		"pk": 5
-	},
-	{
-		"fields": {
-			"app_label": "seminar",
-			"model": "temavcislenode"
-		},
-		"model": "contenttypes.contenttype",
-		"pk": 6
-	},
-	{
-		"fields": {
-			"app_label": "seminar",
-			"model": "orgtextnode"
-		},
-		"model": "contenttypes.contenttype",
-		"pk": 7
-	},
-	{
-		"fields": {
-			"app_label": "seminar",
-			"model": "ulohazadaninode"
-		},
-		"model": "contenttypes.contenttype",
-		"pk": 8
-	},
-	{
-		"fields": {
-			"app_label": "seminar",
-			"model": "ulohavzoraknode"
-		},
-		"model": "contenttypes.contenttype",
-		"pk": 9
-	},
-	{
-		"fields": {
-			"app_label": "seminar",
-			"model": "pohadkanode"
-		},
-		"model": "contenttypes.contenttype",
-		"pk": 10
-	},
-	{
-		"fields": {
-			"app_label": "seminar",
-			"model": "textnode"
-		},
-		"model": "contenttypes.contenttype",
-		"pk": 11
-	},
-	{
-		"fields": {
-			"app_label": "seminar",
-			"model": "castnode"
-		},
-		"model": "contenttypes.contenttype",
-		"pk": 12
-	},
-	{
-		"fields": {
-			"app_label": "seminar",
-			"model": "reseninode"
-		},
-		"model": "contenttypes.contenttype",
-		"pk": 13
-	},
-	{
-		"fields": {
-			"app_label": "seminar",
-			"model": "tema"
-		},
-		"model": "contenttypes.contenttype",
-		"pk": 14
-	},
-	{
-		"fields": {
-			"app_label": "seminar",
-			"model": "clanek"
-		},
-		"model": "contenttypes.contenttype",
-		"pk": 15
-	},
-	{
-		"fields": {
-			"app_label": "seminar",
-			"model": "uloha"
-		},
-		"model": "contenttypes.contenttype",
-		"pk": 16
-	},
-	{
-		"fields": {
-			"app_label": "auth",
-			"model": "user"
-		},
-		"model": "contenttypes.contenttype",
-		"pk": 17
-	},
-	{
-		"fields": {
-			"app_label": "contenttypes",
-			"model": "contenttype"
-		},
-		"model": "contenttypes.contenttype",
-		"pk": 18
-	},
-	{
-		"fields": {
-			"app_label": "sessions",
-			"model": "session"
-		},
-		"model": "contenttypes.contenttype",
-		"pk": 19
-	},
-	{
-		"fields": {
-			"app_label": "sites",
-			"model": "site"
-		},
-		"model": "contenttypes.contenttype",
-		"pk": 20
-	},
-	{
-		"fields": {
-			"app_label": "auth",
-			"model": "permission"
-		},
-		"model": "contenttypes.contenttype",
-		"pk": 21
-	},
-	{
-		"fields": {
-			"app_label": "auth",
-			"model": "group"
-		},
-		"model": "contenttypes.contenttype",
-		"pk": 22
-	},
-	{
-		"fields": {
-			"app_label": "reversion",
-			"model": "revision"
-		},
-		"model": "contenttypes.contenttype",
-		"pk": 23
-	},
-	{
-		"fields": {
-			"app_label": "reversion",
-			"model": "version"
-		},
-		"model": "contenttypes.contenttype",
-		"pk": 24
-	},
-	{
-		"fields": {
-			"app_label": "taggit",
-			"model": "tag"
-		},
-		"model": "contenttypes.contenttype",
-		"pk": 25
-	},
-	{
-		"fields": {
-			"app_label": "taggit",
-			"model": "taggeditem"
-		},
-		"model": "contenttypes.contenttype",
-		"pk": 26
-	},
-	{
-		"fields": {
-			"app_label": "fluent_comments",
-			"model": "fluentcomment"
-		},
-		"model": "contenttypes.contenttype",
-		"pk": 27
-	},
-	{
-		"fields": {
-			"app_label": "threadedcomments",
-			"model": "threadedcomment"
-		},
-		"model": "contenttypes.contenttype",
-		"pk": 28
-	},
-	{
-		"fields": {
-			"app_label": "django_comments",
-			"model": "comment"
-		},
-		"model": "contenttypes.contenttype",
-		"pk": 29
-	},
-	{
-		"fields": {
-			"app_label": "django_comments",
-			"model": "commentflag"
-		},
-		"model": "contenttypes.contenttype",
-		"pk": 30
-	},
-	{
-		"fields": {
-			"app_label": "flatpages",
-			"model": "flatpage"
-		},
-		"model": "contenttypes.contenttype",
-		"pk": 31
-	},
-	{
-		"fields": {
-			"app_label": "sitetree",
-			"model": "tree"
-		},
-		"model": "contenttypes.contenttype",
-		"pk": 32
-	},
-	{
-		"fields": {
-			"app_label": "sitetree",
-			"model": "treeitem"
-		},
-		"model": "contenttypes.contenttype",
-		"pk": 33
-	},
-	{
-		"fields": {
-			"app_label": "seminar",
-			"model": "cislo"
-		},
-		"model": "contenttypes.contenttype",
-		"pk": 34
-	},
-	{
-		"fields": {
-			"app_label": "seminar",
-			"model": "resitel"
-		},
-		"model": "contenttypes.contenttype",
-		"pk": 35
-	},
-	{
-		"fields": {
-			"app_label": "seminar",
-			"model": "rocnik"
-		},
-		"model": "contenttypes.contenttype",
-		"pk": 36
-	},
-	{
-		"fields": {
-			"app_label": "seminar",
-			"model": "skola"
-		},
-		"model": "contenttypes.contenttype",
-		"pk": 37
-	},
-	{
-		"fields": {
-			"app_label": "seminar",
-			"model": "soustredeni"
-		},
-		"model": "contenttypes.contenttype",
-		"pk": 38
-	},
-	{
-		"fields": {
-			"app_label": "seminar",
-			"model": "reseni"
-		},
-		"model": "contenttypes.contenttype",
-		"pk": 39
-	},
-	{
-		"fields": {
-			"app_label": "seminar",
-			"model": "prilohareseni"
-		},
-		"model": "contenttypes.contenttype",
-		"pk": 40
-	},
-	{
-		"fields": {
-			"app_label": "seminar",
-			"model": "nastaveni"
-		},
-		"model": "contenttypes.contenttype",
-		"pk": 41
-	},
-	{
-		"fields": {
-			"app_label": "seminar",
-			"model": "soustredeni_ucastnici"
-		},
-		"model": "contenttypes.contenttype",
-		"pk": 42
-	},
-	{
-		"fields": {
-			"app_label": "seminar",
-			"model": "novinky"
-		},
-		"model": "contenttypes.contenttype",
-		"pk": 43
-	},
-	{
-		"fields": {
-			"app_label": "seminar",
-			"model": "organizator"
-		},
-		"model": "contenttypes.contenttype",
-		"pk": 44
-	},
-	{
-		"fields": {
-			"app_label": "seminar",
-			"model": "soustredeni_organizatori"
-		},
-		"model": "contenttypes.contenttype",
-		"pk": 45
-	},
-	{
-		"fields": {
-			"app_label": "seminar",
-			"model": "konfera"
-		},
-		"model": "contenttypes.contenttype",
-		"pk": 46
-	},
-	{
-		"fields": {
-			"app_label": "seminar",
-			"model": "osoba"
-		},
-		"model": "contenttypes.contenttype",
-		"pk": 47
-	},
-	{
-		"fields": {
-			"app_label": "seminar",
-			"model": "prijemce"
-		},
-		"model": "contenttypes.contenttype",
-		"pk": 48
-	},
-	{
-		"fields": {
-			"app_label": "seminar",
-			"model": "text"
-		},
-		"model": "contenttypes.contenttype",
-		"pk": 49
-	},
-	{
-		"fields": {
-			"app_label": "seminar",
-			"model": "pohadka"
-		},
-		"model": "contenttypes.contenttype",
-		"pk": 50
-	},
-	{
-		"fields": {
-			"app_label": "seminar",
-			"model": "reseni_resitele"
-		},
-		"model": "contenttypes.contenttype",
-		"pk": 51
-	},
-	{
-		"fields": {
-			"app_label": "seminar",
-			"model": "obrazek"
-		},
-		"model": "contenttypes.contenttype",
-		"pk": 52
-	},
-	{
-		"fields": {
-			"app_label": "seminar",
-			"model": "hodnoceni"
-		},
-		"model": "contenttypes.contenttype",
-		"pk": 53
-	},
-	{
-		"fields": {
-			"app_label": "seminar",
-			"model": "konfery_ucastnici"
-		},
-		"model": "contenttypes.contenttype",
-		"pk": 54
-	},
-	{
-		"fields": {
-			"app_label": "galerie",
-			"model": "galerie"
-		},
-		"model": "contenttypes.contenttype",
-		"pk": 55
-	},
-	{
-		"fields": {
-			"app_label": "galerie",
-			"model": "obrazek"
-		},
-		"model": "contenttypes.contenttype",
-		"pk": 56
-	},
-	{
-		"fields": {
-			"app_label": "korektury",
-			"model": "korekturovanepdf"
-		},
-		"model": "contenttypes.contenttype",
-		"pk": 57
-	},
-	{
-		"fields": {
-			"app_label": "korektury",
-			"model": "oprava"
-		},
-		"model": "contenttypes.contenttype",
-		"pk": 58
-	},
-	{
-		"fields": {
-			"app_label": "korektury",
-			"model": "komentar"
-		},
-		"model": "contenttypes.contenttype",
-		"pk": 59
-	},
-	{
-		"fields": {
-			"app_label": "prednasky",
-			"model": "hlasovani"
-		},
-		"model": "contenttypes.contenttype",
-		"pk": 60
-	},
-	{
-		"fields": {
-			"app_label": "prednasky",
-			"model": "prednaska"
-		},
-		"model": "contenttypes.contenttype",
-		"pk": 61
-	},
-	{
-		"fields": {
-			"app_label": "prednasky",
-			"model": "seznam"
-		},
-		"model": "contenttypes.contenttype",
-		"pk": 62
-	},
-	{
-		"fields": {
-			"app_label": "header_fotky",
-			"model": "fotkaheader"
-		},
-		"model": "contenttypes.contenttype",
-		"pk": 63
-	},
-	{
-		"fields": {
-			"app_label": "header_fotky",
-			"model": "fotkaurlvazba"
-		},
-		"model": "contenttypes.contenttype",
-		"pk": 64
-	},
-	{
-		"fields": {
-			"app_label": "admin",
-			"model": "logentry"
-		},
-		"model": "contenttypes.contenttype",
-		"pk": 65
-	},
-	{
-		"fields": {
-			"app_label": "authtoken",
-			"model": "token"
-		},
-		"model": "contenttypes.contenttype",
-		"pk": 66
-	}
-]
\ No newline at end of file