sort APIs alphabetically

src/public/apidocs/index.html

@@ -49,7 +49,8 @@
         plugins: [
           SwaggerUIBundle.plugins.DownloadUrl
         ],
-        layout: "StandaloneLayout"
+        layout: "StandaloneLayout",
+        apisSorter : "alpha"
       })
       // End Swagger UI call region
       window.ui = ui