WIP: follower changes
Merge pull request #235 from nanan9177/add_sharing_pic

Serving the image data as a url.
support removing students from sections
Sending full path.
Merge pull request #236 from nanan9177/master

Sending full path.
text change
Merge pull request #237 from code-dot-org/follower_changes

Follower changes - allow teachers to remove students from sections
WIP: admin stats
v1 of admin_stats and admin_progress pages
v1 of admin_stats and admin_progress pages
Merge pull request #238 from code-dot-org/admin_stats

admin_stats and admin_progress v1
Translations
Added Croation.
Added the default to be the full path.