fix path clear bug
Merge branch 'master' of github.com:sniky/sniky.github.com

Conflicts:
	archives.html
	author/rainy.html
	author/rainy2.html
	authors.html
	categories.html
	category/qu-wei.html
	category/suan-fa.html
	category/xue-xi.html
	category/yu-yan.html
	index.html
	index2.html
	posts/2013-05-18-Hash-implementation-in-PHP-vs-Python-part-1.html
	posts/2013-05-28-Blitz-template-engine-added-foreach-statement.html
	posts/2013-06-23-Practice-for-BP-network.html
	posts/2013-08-01-Bash-is-not-an-alien-language.html
	posts/2013-08-16-lets-count-down-your-life-together.html
	posts/2013-10-22-coral-reefs-of-the-lisp-world-1.html
	posts/2013-10-28-sicp-online-with-reader-friendly-style.html
	posts/2013-11-09-coral-reefs-of-the-lisp-world-2.html
	posts/2013-11-17-raspberry-pi-in-practice-errors.html
	posts/2013-12-09-choose-and-extract-the-right-features.html
	posts/2013-12-26-password-static.html
	tags.html
fix confict