removed concept of validated, replaced with status instead

status can be one of [pending, valid, invalid] so validating nurses can
invalidate procedures
using constants for completed proc statuses
Able to enter full text of proc name in Submit Proc screen, or chose from drop down
Fixes case of procedure name if it's manually entered.
Fancy warning box if procedure is invalid.
Current nurses working in St Vincent's CathLab in seeds
home screen for nurse, some tests still missing
Tidied up test data, generated mailer.
Sends mails, no tests.
Fixed bug about forgery protection, login screen takes nurse to next screen.

Needed to change config so that not all helpers are loaded.
remember me
Nasty bug with validate, added accordian on home page, ack rejects uses form button, this is the beginning of vdate
Tests
tests
a bug where count of valid procs wasn't taking into account @quantity