Performance and Scalability Checklist (7.x-1.0-beta1) - en to unknown language translation catalogue (7 entries)

en: Enable
target: 启用

en: Download
target: 下载

en: Modules
target: 模块

en: Configure
target: 配置

en: Performance
target: 性能

en: Performance and scalability
target: 性能和可扩展性

en: Additional resources
target: 额外资源
