Adding TOC and Headline

[xuxuehua]

Adding Table Of Contents and Headline for every new page, and modified corresponding unit test.

[coveralls]

Coverage remained the same at 72.185% when pulling d0a4f09 on xuxuehua:master into 55c38a1 on tankywoo:dev.

[coveralls]

Coverage remained the same at 72.185% when pulling d0a4f09 on xuxuehua:master into 55c38a1 on tankywoo:dev.

[coveralls]

Coverage remained the same at 72.185% when pulling d0a4f09 on xuxuehua:master into 55c38a1 on tankywoo:dev.

[tankywoo]

toc 可以默认加上，但是标题并不建议加上，因为模板已经处理标题了。