--- a/src/catedit/main.py	Fri Nov 28 14:53:11 2014 +0100
+++ b/src/catedit/main.py	Fri Nov 28 17:32:22 2014 +0100
@@ -5,4 +5,4 @@
 from views import *
 
 if __name__ == '__main__':
-    app.run(host='0.0.0.0')
+    app.run(host=app.config["HOST"])

--- a/src/catedit/models.py	Fri Nov 28 14:53:11 2014 +0100
+++ b/src/catedit/models.py	Fri Nov 28 17:32:22 2014 +0100
@@ -4,6 +4,7 @@
 from uuid import uuid4
 from StringIO import StringIO
 from app import *
+from slugify import slugify
 import persistence
 
 """
@@ -21,7 +22,8 @@
     def __init__(self, label=None, description=None,
                  other_properties=None, graph=None):
         if not(graph):
-            cat_id = uuid4().hex
+            #cat_id = uuid4().hex
+            cat_id="category_id_"+slugify(label)
             self.cat_graph = Graph()
             self.this_category = URIRef(app.config["ONTOLOGY_NAMESPACE"]+cat_id)
             self.cat_graph.add((self.this_category, RDF.ID, Literal(cat_id)))
@@ -114,13 +116,21 @@
 
         # Did the properties change?
         if new_other_properties is not None or self.properties is not None:
+            print "before suppressing properties: "
+            print self.properties
+            print "will replace with: "
+            print new_other_properties
             for key in app.config["PROPERTY_LIST"]:
                 self.cat_graph.remove((self.this_category,
                                        app.config["PROPERTY_LIST"]
                                                  [key]
                                                  ["rdflib_class"],
                                        None))
-            for (predicate,obj) in new_other_properties:
+            print "now properties are: "
+            print self.properties
+            print "making new properties: "
+            print new_other_properties
+            for (predicate, obj) in new_other_properties:
                 self.cat_graph.add((self.this_category,
                                     app.config["PROPERTY_LIST"]
                                               [predicate]
@@ -153,9 +163,21 @@
         p.save(content=cat.cat_graph.serialize(format='turtle'),
                name=cat.cat_id, message=message)
 
-    def delete_cat(self, cat_id, message=None):
+    def delete_cat(self, deleted_cat_id, message=None):
+        cat_list=self.list_cat()
+        for cat in cat_list:
+            if cat.cat_id != app.config["ONTOLOGY_NAMESPACE"]+deleted_cat_id:
+                new_property_list_for_cat=[]
+                for (predicate, obj) in cat.properties:
+                    if not ((app.config["PROPERTY_LIST"]
+                                       [predicate]
+                                       ["object_type"] == "uriref-category") and
+                            (obj == app.config["ONTOLOGY_NAMESPACE"]+deleted_cat_id)):
+                        new_property_list_for_cat.append((predicate, obj))
+                cat.edit_category(new_other_properties=new_property_list_for_cat)
+                self.save_cat(cat, message=message+", cleaning up other properties")
         p = getattr(persistence,app.config["PERSISTENCE_METHOD"])()
-        p.delete(name=cat_id, message=message)
+        p.delete(name=deleted_cat_id, message=message)
 
     def list_cat(self):
         p = getattr(persistence,app.config["PERSISTENCE_METHOD"])()

--- a/src/catedit/settings.py	Fri Nov 28 14:53:11 2014 +0100
+++ b/src/catedit/settings.py	Fri Nov 28 17:32:22 2014 +0100
@@ -4,8 +4,9 @@
 
 class appSettings(object):
 
-    # Debug
+    # Debug and running settings
 
+    HOST = "0.0.0.0"
     DEBUG = True
     LOGGING = True
 

--- a/virtualenv/requirements.txt	Fri Nov 28 14:53:11 2014 +0100
+++ b/virtualenv/requirements.txt	Fri Nov 28 17:32:22 2014 +0100
@@ -4,4 +4,5 @@
 flask-wtf
 Github-Flask
 flask-cache
+python-slugify
 pep8