[enh] new url scheme : <nodetype>/<id>/add/<add nodetype> points to <add nodetype>.views.create(<nodetype>)
[enh] nice variable name is nice
Merge branch 'master' of https://github.com/C4ptainCrunch/whiteboard
[enh] More tests
[enh] Move CannotHaveChildren to graph.models + tests
[add] django_extensions to installed apps
[fix] Adapting edit url to adopted scheme
[enh] Node.canonic_url is now a property, so that
it could be called from views
[fix] edit_thread.haml now extends layout.haml
[fix] Renaming threadIndex.haml to index_thread.haml to follow naming conventions
[enh] Adding an 'edit' icon to threads + reply field
[fix] Node.canonic_url is now a property and should be used as it