Merge tag '3.19.1'

package.json

@@ -44,7 +44,7 @@
     "proxy-addr": "~1.0.5",
     "qs": "2.3.3",
     "range-parser": "~1.0.2",
-    "send": "0.11.0",
+    "send": "0.11.1",
     "serve-static": "~1.8.0",
     "type-is": "~1.5.5",
     "vary": "~1.0.0",
@@ -54,10 +54,10 @@
   },
   "devDependencies": {
     "after": "0.8.1",
-    "ejs": "2.0.8",
+    "ejs": "2.1.4",
     "istanbul": "0.3.5",
     "mocha": "~2.1.0",
-    "should": "~4.4.4",
+    "should": "~4.6.1",
     "supertest": "~0.15.0",
     "marked": "0.3.2",
     "hjs": "~0.0.6",