Removed spacebar event handler, because it did more harm than good.
Move edit info into xblock and runtime mixins
LMS-11183, LMS-11184
Implement edit info as mixin for split
LMS-11183, LMS-11184
Change published_date to published_on
to make consistent with other edit info timestamps
LMS-11184
Move tests into appropriate directory structure.
Implement edit info as mixin on base mongo
LMS-11183, LMS-11184
Merge pull request #5001 from edx/split/edit_info

Split/edit info
LMS-11332 Unit test
Add specific bulk-operation test for LMS-11332, and a fix
Merge pull request #5043 from edx/christina/cohort-selector

Move tests into appropriate directory structure.
Merge pull request #5014 from edx/dcs/BLD-1189

Removed spacebar event handler, because it did more harm than good.
Merge pull request #5052 from edx/split/bulk-rerun-LMS-11332

Enable bulk operations on split
remove use of ngettext in discussion jasmine test
Merge pull request #5051 from edx/jsa/fix-thing

remove use of ngettext in discussion jasmine test
Minor styling tweaks.
LMS-11302
Merge pull request #5005 from edx/waheed/lms11302-fix-external-link-alignment

Minor styling tweaks for external resource button in LTI component.
User can flag the post wether thread is close or open

When the thread is closed user can't able to report
the thread and it gives the error. User can now report
thread even it is closed.

TNL-151