text-align match-parent 有误

[Ya Zhuang]

https://developer.mozilla.org/en/docs/Web/CSS/text-align

Similar to inherit, but the values start and end are calculated according the parent's direction and are replaced by the adequate left or right value.

[Ruan YiFeng]

谢谢指出。

我先删了这部分，以后补上例子。