Fixing incompatibility with Epoxy
Fixing incompatibility with Epoxy

https://github.com/gmac/backbone.epoxy/issues/57

SimenB/backbone.layoutmanager,tbranyen/backbone.layoutmanager,SimenB/backbone.layoutmanager,huang-x-h/backbone.layoutmanager,tbranyen/backbone.layoutmanager,huang-x-h/backbone.layoutmanager