add attribute_confirm function for item
change code logic (get categories by category_group_id)
show item_attribute infos in item/show page
Fixed item_attributes edit problem and attribute_type can not delete
problem
define and use const values
Fixed word spelling error
add item_attribute i18n values
Fixed the newly added attribute displays an error problem
add item/set index function show item_sets(prepare the next step)
Fixed all items(same classification) show same attributes bug
Add reviews management function
Add confirm box to review/show page
Add seed files for reviews
change item category group create and edit function into separate views
add item_question controller
add relationship of Model_customer,question,item
fixed error name in seeds/test 05 and 07
add seed of item_questions in seeds/test
add illegal access warning in item/question
add error waning in item_skus/show