Update dependencies

Godeps/_workspace/src/github.com/codegangsta/martini/env.go

@@ -4,6 +4,7 @@ import (
 	"os"
 )
 
+// Envs
 const (
 	Dev  string = "development"
 	Prod string = "production"
@@ -11,11 +12,14 @@ const (
 )
 
 // Env is the environment that Martini is executing in. The MARTINI_ENV is read on initialization to set this variable.
-var Env string = Dev
+var Env = Dev
 
-func init() {
-	e := os.Getenv("MARTINI_ENV")
+func setENV(e string) {
 	if len(e) > 0 {
 		Env = e
 	}
 }
+
+func init() {
+	setENV(os.Getenv("MARTINI_ENV"))
+}