add wiki page
claim posts.md
Merge pull request #15 from sdpfoue/master

claim posts.md
Update sites.md
Merge pull request #16 from sanddudu/master

认领 sites.md
translate site.md
Merge pull request #17 from sanddudu/master

translate site.md
finishi posts.md
Merge pull request #19 from sdpfoue/master

finish posts.md
Merge pull request #20 from xcatliu/master

add wiki page
translate github-pages.md
Merge pull request #21 from brickgao/master

translate github-pages.md