fixed critical errors related to survey subclassing and renaming of deadline and opening properties, and surveys in sidebar are now marked as such and have a red color if untaken

# use glob syntax.
syntax: glob

*.pyc
*.zip
*~
.project
.pydevproject
app.yaml
build
tests/coverageResults
*,cover
tests/.coverage
*.git
.gitignore
.DS_Store
.settings