[Struts Wiki] Trivial Update of "RoughSpots" by Bob Lee

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The following page has been changed by Bob Lee:
http://wiki.apache.org/struts/RoughSpots

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  == Nice to haves ==
  
-   1. Inheritance is a sucky way to reuse code between actions. I've actually had to use the strategy pattern to swap in different implementations of stuff like `ValidationAware`. It would be nice if the framework had built-in support for mixins using cglib or Spring. For example, instead of me extending a class that implements `ValidationAware`, Struts can extend my action class at runtime and implement the `ValidationAware` methods by delegating them to another object (a mixin): {{{
+   1. Inheritance is a sucky way to reuse code between actions. I've actually had to use the strategy pattern to swap in different implementations of stuff like `ValidationAware`. It would be nice if the framework had built-in support for mixins using cglib or Dynaop. For example, instead of me extending a class that implements `ValidationAware`, Struts can extend my action class at runtime and implement the `ValidationAware` methods by delegating them to another object (a mixin): {{{
  abstract class MyAction implements Validateable, ValidationAware {
  
    public void validate() {

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