Added Surveys Tasks module to send reminders.
All reminders are CC'ed to the org admins.
Also added an index property on StudentProjects which is required for the reminder Tasks.
# use glob syntax.
syntax: glob
*.pyc
*.zip
*~
.project
.pydevproject
app.yaml
build
tests/coverageResults
*,cover
tests/.coverage
*.git
*.egg-info
eggs
parts
.installed.cfg
bin
develop-eggs
.gitignore
.DS_Store
.settings