The work_submission model's update now reflected in views and logic. Model for work_submission was modified during GHOP code integration but was not reflected in views and logic. This commit fixes it. Fixes Issue 700. Reviewd by: Lennard de Rijk

# 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