Update helpers.js

[vladmiller]

Default model is called AccessToken (with capital A)

Fix #48

[slnode]

Can one of the admins verify this patch? To accept patch and trigger a build add comment ".ok\W+to\W+test."

[vladmiller]

@slnode Should I add this comment?

[bajtos]

@vladmiller thank you for the pull request. We need you to sign our CLA before it can be merged - see https://cla.strongloop.com/agreements/strongloop/loopback-testing

The change LGTM, but we need to check that this patch is not breaking loopback unit-tests before merging.

[bajtos]

@vladmiller ping, could you please sign our CLA?

[slnode]

Can one of the admins verify this patch? To accept patch and trigger a build add comment ".ok\W+to\W+test."

[bajtos]

@slnode ok to test

[vladmiller]

@bajtos Sorry, missed your request. CLA signed

[slnode]

Can one of the admins verify this patch? To accept patch and trigger a build add comment ".ok\W+to\W+test."

[bajtos]

@slnode ok to test

[bajtos]

Landed, thank you for the contribution.