updated polyfill to use jquery plugin

fixes #257
Extract access details mailing functionality into a service
Adds a memorable word form into the application process
Merge branch 'master' of github.com:ministryofjustice/atet
remove additional email fields on review page
Updates the user session controller for returning a user to an application & also for providing a reminder of the application number. Memorable word form has now be switched for application number form, this is now the first step in the claim application process.
Rename application form spec
Tidy up routes file
Don’t use truthy/falsey matchers when true and false are returned
Speed edit

Submitting a form having come from the review page will return the
user to the review page.
lined up edit links. hot fix, will cleanup in another branch.
Split the custom validations into two distinct validations for user sessions
Merge pull request #205 from ministryofjustice/speed-edit

Speed edit
Copy updated

fixes #270
Fix #119:
  - Strips commas from user input on pay fields
  - Validates numericality of pay fields
  - Changes payment field's input type to text (browser doesn't
    even send non-numeric values)

Closes #119.
updated pay fields by adding back the pound sign and alignment which was somehow lost
Merge pull request #276 from ministryofjustice/fixes/gh-issue-270

Copy updated on Confirmation page
Merge pull request #259 from ministryofjustice/bug-fix/validate-numericality-of-employment-form-pay-fields

Fix #119:
Adds callbacks to the form class. Includes helper for before and after callbacks on save
Implements the form callbacks on the application number form