Added view for showing Survey Records.
The current access level is set to Developer only until this feature is complete
d.
A start has also been made on the viewResults method which will list the appropr
iate SurveyRecords for a given survey with a redirect to the viewRecord view.
Patch by: Lennard de Rijk and James Levy
Coverage: code coverage testing for Python
Coverage.py is a Python module that measures code coverage during test execution.
It uses the code analysis tools and tracing hooks provided in the Python standard
library to determine which lines are executable, and which have been executed.
For more information, see http://nedbatchelder.com/code/modules/coverage.html