tox: For some reason coverage messes up imports (probably because of the flaskext namespace)

tox.ini

@@ -11,9 +11,7 @@ basepython = python2.4
 commands = pip -E {envdir} install -r contrib/requirements/default.txt
            pip -E {envdir} install -r contrib/requirements/py24.txt
            pip -E {envdir} install -r contrib/requirements/test.txt
-           nosetests --with-xunit --xunit-file=nosetests.xml \
-                     --with-coverage3  --cover3-xml          \
-                     --cover3-xml-file=coverage.xml
+           nosetests --with-xunit --xunit-file=nosetests.xml
 
 
 [testenv:py25]
@@ -21,22 +19,16 @@ basepython = python2.5
 commands = pip -E {envdir} install -r contrib/requirements/default.txt
            pip -E {envdir} install -r contrib/requirements/py25.txt
            pip -E {envdir} install -r contrib/requirements/test.txt
-           nosetests --with-xunit --xunit-file=nosetests.xml \
-                     --with-coverage3  --cover3-xml          \
-                     --cover3-xml-file=coverage.xml
+           nosetests --with-xunit --xunit-file=nosetests.xml
 
 [testenv:py26]
 basepython = python2.6
 commands = pip -E {envdir} install -r contrib/requirements/default.txt
            pip -E {envdir} install -r contrib/requirements/test.txt
-           nosetests --with-xunit --xunit-file=nosetests.xml \
-                     --with-coverage3  --cover3-xml          \
-                     --cover3-xml-file=coverage.xml
+           nosetests --with-xunit --xunit-file=nosetests.xml
 
 [testenv:py27]
 basepython = python2.7
 commands = pip -E {envdir} install -r contrib/requirements/default.txt
            pip -E {envdir} install -r contrib/requirements/test.txt
-           nosetests --with-xunit --xunit-file=nosetests.xml \
-                     --with-coverage3  --cover3-xml          \
-                     --cover3-xml-file=coverage.xml
+           nosetests --with-xunit --xunit-file=nosetests.xml