add dress and dress_consist models
added feature which create dress with dress_consists
fix dress: polymorphic, friendly_id
add category
refactoring. dont work show action /admin/images/:id
added feature which delete images from form
fix migrates
added feature main image to dresses and publications
refactoring forms dresses and publications
refactoring
refactoring with hashes
fix syntax
Merge pull request #11 from Neodelf/dev

added dress and dress_consist models