refactor(js): group routes together

Should be in e4c4814 commit.

Relate to #27

Author: php-coder

examples/js/express/mysql/app.js

@@ -34,7 +34,6 @@ const pool = mysql.createPool({
 })
 
 routes.register(app, pool)
-
 custom_routes.register(app, pool)
 
 const port = process.env.PORT || 3000

src/templates/app.js.ejs

@@ -48,7 +48,7 @@ const pool = mysql.createPool({
 routes.register(app, pool)
 <% customRouteFilenames.forEach(filename => {
     const routerName = removeExtension(filename)
-%>
+-%>
 <%- routerName %>.register(app, pool)
 <% }) -%>