Update setup.py

1.4.6
Update version.py

1.4.6
Update conf.py

1.4.6
devilry_gradingsystem...test_setup_custom_table: Test that reproduces #560.
devilry_gradingsystem...setup_custom_table: Save custom table as valid.

Fixes #560.
devilry_subjectadmin: Fixed typo in translation
core.models.pointrange_to_grade: Made points_to_grade only match current PointToGradeMap.

Fixes #563.
Merge branch 'master' of github.com:devilry/devilry-django
docs: For 1.4.7.
Set version to 1.4.7.
developertools...dev_autodb: Ensure some uncorrected assignments.
devilry_examiner.views.singlegroupoverview: Make todolist show the next

uncorrected group and the next, not the previous right after submitting feedback.
devilry_gradingsystemplugin_approved: Passed as initial value.

Fixes #523.
devilry_examiner...singledelivery: Use "Write feedback" instead of

"Provide feedback".
devilry_examiner: Clicking write feedback takes the user directly to

writing feedback, not just to the latest delivery. See #522.
devilry_subjectadmin: Fixed typo
devilry_subjectadmin: Fixed undefined bug. Fixes #566
devilry_qualifiesforexam: Added Ext.layout.container.Anchor to requirements.

Fixes #569.
devilry_qualifiesforexam_select: Fixed timing issue that prevented

Chrome and Safari from rendering when there was no assignments.
devilry_qualifiesforexam_select: Built JS.