[new] add the route before api
Merge pull request #508 from jiahut/dev

[new] add the route before api
Allow url and scope to be set to functions on both Spine.Model class and instance (Fixes #472)
Merge pull request #510 from jackjennings/fix_scopes4

Allow url and scope to be functions on model class and instance (Fixes #472)
Merge pull request #451 from adambiggs/client-side-uuids

Option to use client-side generated UUIDs
Added support for multiple Spine.Route instances
Refactor Spine.Stack to use discrete router instances