fix #1701, nested forms don't work, added class for second form_tag
fix #1701, formatting
Merge branch 'master' of https://github.com/MarkUsProject/Markus into issue1701
Merge branch 'master' of https://github.com/MarkUsProject/Markus into issue1701
fix #1701 fixing download all files and downloading annotations for single files
fix #1701, removed unnecessary change
fix #1701, formatting
fix #1701, remove debugging line
fix #1701, indentation
Fix incorrect function call in graders table
Merge pull request #1808 from david-yz-liu/graders-checkbox

Fix incorrect function call in graders table
Merge pull request #1801 from nathanychow/issue1701

Fixes #1701
Merge branch 'master' of git://github.com/MarkUsProject/Markus into mark_spec
Fix format based on hound comments