UI changes
- Add sign-in warning message to which users need to agree.
- Reduce number of Group Django messages from question actions into single message for adding actions.
- Simplify new authoring tool. Move prompt from right to left. Only show first line of question prompt.
- Display all project modules in a single group on project.html.
- Display project root_task's module summary on project page.
- Add ability to search projects.
Bug fixes
- Properly close CSV export modal after exporting.
Developer changes
- Comment out deprecated queries in SiteApp.models.Project.get_projects_with_read_priv.
- Require login to view projects list.