Planning.txt

Specification:
	User Registration
		Name, Email, Password
	User Authentication
		Email, Password (store it with a salt and a sha1)
	Adding Bills
		Name, Ammount
	Splitting Bills Between Relevant Persons
	Settling Payment Between Persons
	Displaying Bill Status
		Pending/Paid, Balances
	Notifications
		New Bills, Money Owed, Bill Completion

Site Layout
	+index.php
		+header.php
		+footer.php
	+register.php
		+registerProcess.php
	+login.php
		+loginProcess.php
	+security.php
	+bills.php
	+newBill.php
	+viewBill.php
	+groups.php
	newGroup.php
	viewGroup.php
	notifications.php
	+profile.php

Database Structure - coop.db
	users
		userID PK AI NN UN
		username
		name
		pass
		salt
		email
		createTS
		lastlogTS
	
	groups
		groupID PK AI NN UN
		name
		createTS
		editTS
	
	groupUserRel
		userID PK FK NN
		groupID PK FK NN
		perm (0=owner, 1=member) Owner can add/remove members and dissolve group
		enabled 
	
	bills
		billID PK AI NN UN
		name
		total
		typeID
		createTS
		editTS
		dueTS
	
	billTypes
		typeID
		name
		icon (filepath)
	
	billContributors
		billID PK FK
		userID PK FK
		groupID FK (Only added if a group is added to contribute to a bill)
		perm (0=owner, 1=member) Owner adds/removes members and sets contributions
		ammount Money
		paid Boolean
		recieved Boolean
	
	notification
		notiID PK
		userID PK FK
		checked Boolean
		addTS
		notiTypeID FK
	
	notiTypes
		notiTypeID PK
		filler
	
	notiBill
		notiID PK FK
		billID PK FK
	
	notiGroup
		notiID PK FK
		groupID PK FK