Update homepage
Bump version to 2.5.1
Assert extend arguments
Tag plugin: add escape option #529
Merge branch 'feature/change-tag-api' into dev
Fix tests
Merge branch 'hotfix/2.5.2' into dev

Conflicts:
	package.json
Catch YFM parse error
Modify YFM pattern #535
Refactor util.yfm
Merge branch 'hotfix/post-creating' into dev
Fix Box.Pattern
Customize commit message #312
Fix is_post helper
Merge branch 'feature/commit-message' into dev
Fix nested tag plugins #531
Remove indentations in tag plugins
Fix list_posts helper
Update assets
Modify YFM regex