Replace Tag.unique_name with Tag.slug
Installed unicode-slugify
Added slugify in Tag.make_unique_name
Created EntryTagQuerySet
Created EntryTagManager
Created EntryTestFactory._create_entry_tags
Fixed TagListView.queryset
Fixed TagAdmin.get_fieldsets
Created TaggedEntryListView
Added url to tagged_entry_list for tag in tag_list.html
Changed Tag.__str__ & EntryTag.__str__ to return tag name
Created EntryTagQuerySet.published
Created EntryTagManager.get_tags_with_number_of_uses
Fixed EntryTagManager, returns data only for published entries
Added return tags with number of uses in TagListView
Added render number of uses in tag_list.html