Share Error code tables across components

It would be great to have a way to globalize error codes across different components. This would make it very powerful for developing distributed applications and plugin concept, and could include "exception propagation" for injected components.

The simplest concept would be just to have a line like

which then reads in central error codes.

该 issue 没有指定文件、测试或入口点。首先定位组件错误代码的定义方式以及 XML 配置的解析方式，然后确定如何在各组件之间加载共享的 globalerrors.xml。完成后应包括针对共享代码和异常传播的统一设计，以及对导入行为的覆盖。

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