Update /craft URL on quantity changes

src/scripts/controllers/craft_page_controller.coffee

@@ -109,5 +109,6 @@ module.exports = class CraftPageController extends PageController
 
     _updateLocation: ->
         text = @model.plan.want.unparse()
+        logger.debug "setting location to: #{text}"
         url = Url.crafting inventoryText:text
         router.navigate url

src/scripts/controllers/inventory_controller.coffee

@@ -7,6 +7,7 @@ All rights reserved.
 
 BaseController  = require './base_controller'
 {Duration}      = require '../constants'
+{Event}         = require '../constants'
 {Key}           = require '../constants'
 ImageLoader     = require './image_loader'
 NameFinder      = require '../models/name_finder'
@@ -38,7 +39,7 @@ module.exports = class InventoryController extends BaseController
 
         @_stackControllers = []
 
-        @listenTo @modPack, 'change', => @refresh()
+        @listenTo @modPack, Event.change, => @refresh()
 
     # Event Methods ################################################################################
 
@@ -161,6 +162,7 @@ module.exports = class InventoryController extends BaseController
                     imageLoader: @imageLoader
                     model:       stack
                     modPack:     @modPack
+                    onChange:    @onChange
                     onRemove:    if not @editable then null else (stack)=> @_removeStack(stack)
                 controller.render()
                 controller.$el.hide()

src/scripts/controllers/stack_controller.coffee

@@ -23,12 +23,14 @@ module.exports = class StackController extends BaseController
         if not options.modPack? then throw new Error 'options.modPack is required'
 
         options.editable     ?= false
+        options.onChange     ?= -> # do nothing
         options.onRemove     ?= (stack)-> # do nothing
         options.templateName  = 'stack'
         super options
 
         @editable     = options.editable
         @modPack      = options.modPack
+        @onChange     = options.onChange
         @onRemove     = options.onRemove
         @_imageLoader = options.imageLoader
 
@@ -55,6 +57,7 @@ module.exports = class StackController extends BaseController
             @$quantityField.removeClass 'error-new', Duration.snap
 
             @model.quantity = quantity
+            @onChange()
 
     onQuantityFieldChanged: ->
         quantityText = @$quantityField.val().trim()
@@ -79,6 +82,7 @@ module.exports = class StackController extends BaseController
 
     onRemoveClicked: ->
         @onRemove @model
+        @onChange()
 
     # BaseController Overrides #####################################################################
 

src/scripts/crafting_guide_router.coffee

@@ -66,10 +66,13 @@ module.exports = class CraftingGuideRouter extends Backbone.Router
     routes:
         '':                          'route__home'
         'browse':                    'route__browse'
+        'browse/':                   'route__browse'
         'browse/:modSlug':           'route__browseMod'
         'browse/:modSlug/:itemSlug': 'route__browseModItem'
         'configure':                 'route__configure'
-        'craft(/:text)':             'route__craft'
+        'craft':                     'route__craft'
+        'craft/':                    'route__craft'
+        'craft/:text':               'route__craft'
 
         'item/:itemSlug':         'deprecated__item'
         'crafting/(:text)':       'deprecated__crafting'