#Ember.Handlebars.registerHelper 'path', (route, params..., options)->
#  route_method = Routes["#{route}_path"]
#  throw "Route #{route} cannout be found" unless route_method
#
#  mapped_options = {}
#
#  for k, v of options.hash
#    mapped_options[k] = Ember.Handlebars.get(this, v, options) || v
#  params.push mapped_options
#
#  path = route_method.apply(this, params)
#  new Handlebars.SafeString("href='#{path}'")
