Merge pull request #227 from sexnothing/user

User module profile add edit delete sort
Added option for allowed avatar adapters
Updated comment
Code cleaning up
Merge branch 'develop' into user
Code cleaning up
Refact profile nav, add activity, fix some bug
Merge pull request #228 from liuchuangww/user

Refact profile nav, add activity, fix some bug
Skip theme assemble for content only action
Added sitemap action as demonstration
Merge branch 'develop' into user
Fix some bug and add user admin
Merge pull request #229 from liuchuangww/user

Fix some bug and add user admin
User module in process
Merge pull request #230 from liuchuangww/user

User module in process
User module in process