add fixed ruby version and database example config
add platform specific file to .gitignore
add travis integration
refactor template controller
remove build method from item
update has_many through assosiation
update fill form
refactor categories controller
update item and category creating logic
refactor item and category controllers
rename item_category_values to values
refactor fill form and add scope :ordered to item and value
Merge pull request #4 from valeragh/item_categories

Item categories
Merge pull request #6 from valeragh/add_travisci

Add travisci
Merge pull request #7 from valeragh/task3-beetlejuice_junction-table

Task3 beetlejuice junction table
add rspec-rails
initialize rspec
remove test
add factory girl gem
add ffaker gem