Fix user image path
Extract stats partial
Modify group name style
Refine stylesheets
Refine group summary view
Update stats view
Create new bookkeeping form partial
Implement new input form
Merge upstream
Add(Fix) writer_avatar_url
Refine stylesheets
Refine project and fix bug
Merge pull request #35 from nacyot/minor-change

Refine bookkeepping input form and minor changes