Replace master branch with page content via GitHub
Update index.html
A test
change on 2013-12-20
fixed bugs
change logo
delet some posts
change on 23_12_2013
revised
Delete 2013-12-23-GPpaper.md
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Merge branch 'master' of https://github.com/Zhehao/Zhehao.github.io
2013.12.24_1
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