[chore]change routes for my_wall
[chore]clean CSS file based on newest version
[chore]clean CSS file
[chore]modify the shared/_header html based on new design
[chore]clean global_effect js
[feature]get my wall's photos order by updated_at
[feature]refactor the my_wall page based on the new design
[chore]change url for my_wall to /my_wall
Merge pull request #57 from peterzd/my_wall

My wall