unicode fixes
Remove an unneeded unicode conversion
Merge pull request #4377 from edx/ned/fix-pr-4168

unicode fixes
Subsume browser links to variables, to exclude from translation
Show thread user to staff when only anonymous_to_peers is true
FOR-122
Merge pull request #4297 from mlkwaqas/waqas/for122-anonymous-post-are-anonymous-to-staff

Show thread user to staff when only anonymous_to_peers is true
Merge pull request #4379 from Stanford-Online/kluo/exclude-browser-translation

Subsume browser links to variables, to exclude from translation
New "Active Students" data on instructor dash
Merge pull request #4376 from edx/ahodges/documentation/activestudents

New "Active Students" data on instructor dash
Added discussion label change to release notes
Merge pull request #4387 from edx/markhoeber/documentation/doc-748

Added discussion label change to release notes
initial file setup
outline chapter framework
added workflow and understanding outline chapters
units edits
Unit states
unit and workflow edits