[update packages] node.extend->1.0.8, should->2.1.1

Author: ben-lin

package.json

@@ -1,14 +1,14 @@
 {
   "name"        : "node.flow",
-  "version"     : "1.2.1",
+  "version"     : "1.2.3",
   "description" : "A deadly simple flow control package for node.js",
   "keywords"    : [ "flow", "node.flow", "flow control", "async", "sync", "steps" ],
   "author"      : "dreamerslab <ben@dreamerslab.com>",
   "dependencies": {
-    "node.extend" : "1.0.0"
+    "node.extend" : "1.0.8"
   },
   "devDependencies": {
-    "should": "1.2.1"
+    "should": "2.1.1"
   },
   "repository": {
     "type": "git",