removed some useless class in css
removed some useless class in css
velfimov/django-treeadmin,extertioner/django-treeadmin,barseghyanartur/django-treeadmin,barseghyanartur/django-treeadmin,piquadrat/django-treeadmin,velfimov/django-treeadmin,piquadrat/django-treeadmin,extertioner/django-treeadmin,nephila/django-treeadmin,nephila/django-treeadmin,nephila/django-treeadmin,piquadrat/django-treeadmin,barseghyanartur/django-treeadmin,velfimov/django-treeadmin,extertioner/django-treeadmin