if authorized, allow seller initiated transaction. closes gh-256
keep bids ul even if no bids so jquery knows where to append first bid
Merge branch 'gh-256-seller'
fix cucumber scenarios
access_denied fixes redirect to login. related to gh-95
Spaced erb/html and moved code that generates the categories to the top

Would need to use the latest helper method to make it comma seperated.
Associated with - helper method in Person.rb used to generate content