Other gems you will need:
Haml

User
	:has_many requests
	login
	password
	karma_total
	karam_current
	icon (paperclip)
	admin (Boolean)
	Category
	name
	parent_category

Requests
	:has_many completions
	title
	description
	category
	user_id (fk)
	karma
	minimum 5 * to post listing
	start
	end
	open

Entries
	user_id
	request-id
	paperclip
	flags(threshold must be set)

Winner
	entries_id

Comment
	title
	entries_id
	request_id
	parent_comment

Homepage
	latest listings
	header
	footer
	login
	join now
	link_to browse requests
	link_to completed winners

Requests(index)
	listings of various projects requested
	ability to sort (time, karma etc….)
	Requests