restore rubocop settings
install cucumber
make tests for application url pass
refactor application title functionality
rephrase the step to avoid ambiguity
prepare new stock page
add link to new stock on home page
add stock model
add presence validation for stock attributes
install simple_form gem
add container div to layout
add new stock form
prettify new stock markup
add gems for debugging
change label to stock name
add value calculator class
refactor values calculator class

make it more readable
add page title for stock create action
add value model
prepare show action