Fixed basic Survey access check.
Also enabled this check for all relevant Views. However ProjectSurveys and subclasses still need an additional check. A stub for this has been added to the access module.
#!/bin/sh
NOSE_WITH_DOCTEST=t
export NOSE_WITH_DOCTEST
NOSE_DOCTEST_EXTENSION=txt
export NOSE_DOCTEST_EXTENSION
#NOSE_DETAILED_ERRORS=t
#export NOSE_DETAILED_ERRORS
nosetests $*