Parse vector stroke

lib/psd/layer/info.coffee

@@ -19,6 +19,7 @@ LAYER_INFO = {
   typeTool:               require('../layer_info/typetool.coffee')
   vectorMask:             require('../layer_info/vector_mask.coffee')
   vectorOrigination:      require('../layer_info/vector_origination.coffee')
+  vectorStroke:           require('../layer_info/vector_stroke.coffee')
 }
 
 module.exports =

lib/psd/layer_info/vector_stroke.coffee

+LayerInfo = require '../layer_info.coffee'
+Descriptor = require '../descriptor.coffee'
+
+module.exports = class VectorStroke extends LayerInfo
+  @shouldParse: (key) -> key is 'vstk'
+
+  parse: ->
+    @file.seek 4, true
+    @data = new Descriptor(@file).parse()