generate app.go to have translations available in actions

generators/newapp/templates/actions/app.go.tmpl

@@ -16,6 +16,7 @@ import (
 // application is being run. Default is "development".
 var ENV = envy.Get("GO_ENV", "development")
 var app *buffalo.App
+var T *i18n.Translator
 
 // App is where all routes and middleware for buffalo
 // should be defined. This is the nerve center of your
@@ -37,12 +38,13 @@ func App() *buffalo.App {
     app.Use(middleware.PopTransaction(models.DB))
     {{ end }}
 
-		// Setup and use translations:
-		t, err := i18n.New(packr.NewBox("../locales"), "en-US")
-		if err != nil {
-			log.Fatal(err)
-		}
-		app.Use(t.Middleware())
+    // Setup and use translations:
+    var err error
+    T, err = i18n.New(packr.NewBox("../locales"), "en-US")
+    if err != nil {
+      log.Fatal(err)
+    }
+    app.Use(T.Middleware())
 
     app.GET("/", HomeHandler)