override .sr class from keeping tooltips hidden in sequence nav

Blank common and advanced problems now display an inline score of "0 points" upon creation

Embedded discussion component defaults to "Discussion"
Blank HTML page defaults to "Text"
Video component defaults to "Video"

These default names show up in tooltips.

Update diff-cover to latest version

Make cms.dev environment work with manage.py

change of defaults for rerandomize/showanswer

Add an XBlock student_view to XModule

Moved to xlint rather than setting to old default.

Warn user that the course behavior may change.

This just wraps XModule.get_html, and ignores javascript and css for
now.

[LMS-189]

Merge pull request #451 from edx/cale/add-a-manage.py-command-that-understands-the-extra-edx-options

Add a manage.py command that understands the extra edX options

Fix/adam/file upload

Conflicts:
	lms/djangoapps/courseware/tests/test_views.py

Hotfix 2013 07 23

It seems like self.tabs is getting set to an empty set [] now rather tha...

Conflicts:
	cms/templates/howitworks.html

Conflicts:
	lms/djangoapps/courseware/tests/test_views.py

add new test to assert that course creation will populate default tabs as expected. Also update factory to not override defaults on tabs array. Also simplfy self.tab test condition.

It seems like self.tabs is getting set to an empty set [] now rather than None. This causes the tab defaulting to not populate, leading to crashes in the LMS if someone makes a new course with additional tabs (e.g. static tabs or pdf-textbooks)

add a /jump_to_id/ shortcut for producing more durable links between cou...

Link section to course outline