adds sign in and up; Squashed commit of the following:

commit e6293cd0dc7630a628c8e32cdbe51b221fa04eb1
Author: Josh Justice <josh@need-bee.com>
Date:   Wed Jul 16 07:59:20 2014 -0400

    adds sign out

commit fd60543c532602a75f992bc4c259239119c0569d
Author: Josh Justice <josh@need-bee.com>
Date:   Wed Jul 16 07:56:48 2014 -0400

    adds auto sign in upon sign up

commit 13111b117b38841b1cd31faf46e644888f97a794
Author: Josh Justice <josh@need-bee.com>
Date:   Wed Jul 16 07:53:51 2014 -0400

    gets sign in working

commit e455fe4153bc3925b38ea3cdc9195072d4d13fbc
Author: Josh Justice <josh@need-bee.com>
Date:   Wed Jul 16 07:18:54 2014 -0400

    adds basic sign in page