Fixed an issue with thang type marks not handling sprite sheet build completion correctly.

app/lib/surface/Mark.coffee

@@ -34,6 +34,7 @@ module.exports = class Mark extends CocoClass
 
   onLayerMadeSpriteSheet: ->
     return unless @sprite
+    return @update() if @markLank
     # rebuild sprite for new sprite sheet
     @layer.removeChild @sprite
     @sprite = null
@@ -236,12 +237,14 @@ module.exports = class Mark extends CocoClass
     @sprite.scaleY = h / (@layer.resolutionFactor * DEBUG_SIZE)
 
   buildSprite: ->
+    console.log 'build sprite?'
     if _.isString @thangType
       thangType = markThangTypes[@thangType]
       return @loadThangType() if not thangType
       @thangType = thangType
 
     return @listenToOnce(@thangType, 'sync', @onLoadedThangType) if not @thangType.loaded
+    console.log 'loaded, so go ahead!'
     Lank = require './Lank'
     # don't bother with making these render async for now, but maybe later for fun and more complexity of code
     markLank = new Lank @thangType
@@ -249,6 +252,7 @@ module.exports = class Mark extends CocoClass
     @sprite = markLank.sprite
     @markLank = markLank
     @listenTo @markLank, 'new-sprite', (@sprite) ->
+    console.log 'oh yes, all done', markLank, @markLank
 
   loadThangType: ->
     name = @thangType
@@ -259,7 +263,9 @@ module.exports = class Mark extends CocoClass
     markThangTypes[name] = @thangType
 
   onLoadedThangType: ->
+    console.log 'on loaded thang type...', @name
     @build()
+    @update() if @markLank
     @toggle(@toggleTo) if @toggleTo?
     Backbone.Mediator.publish 'sprite:loaded', {sprite: @}