Small wording fix.
Moved dummy css to shame file.
Add buyout bid in product's controller filters of form submission.
Major refactoring in the bidding / award / withdraw functionality. Change in names and de-normalisation of the relationship of auction with user.
Updated gitignore to avoid the test-coverage files.
Added separate model "seller" to represent the extra data that we keep for the users that are of type "seller". Added a first description text field but more will come. Added edit and update routes / actions and an edit view file with the form.
Added rating functionality from user to user. The rating includes starts (float) and review (text). Added functionality for calculating the average stars of every user.
Resolved conflict in buyers index file.