add a left toolbar
update readme
fix github_repo empty problem
fix page repo bug
fix footnote scroll height bug when hiding sidebar
use https scheme for duoshuo js script url
update duoshuo template
update disqus template
remove unused disqus css
remove junk code
update lazyload init
compress niu2.js and niu2.css with yui-compressor
fix pygments minify file name error
update license
update Makefile
fix image bug when hiding sidebar
fix image lazyload bug
minify js codes in script tag
minify js codes in script tag
fix a bug caused by minify