Revert "Do not install requirements from github.txt in editable mode"

This reverts commit 61cf1d6edb4609094ba6b84c87a29ff5bec4ee2c.

Conflicts:
	requirements/edx/github.txt
Merge pull request #6121 from edx/clytwynec/revert-not-editable-mode

Revert "Do not install requirements from github.txt in editable mode"
Fix dashboard i18n
Keep closing lines of email together for translation purposes
Add additional context for translators
Add management command to create the email opt-in list.
Merge pull request #5917 from edx/sarina/fix-i18n

Fix Solutions i18n issues
Merge pull request #6110 from edx/will/email-opt-in-analytics

Add management command to create the email opt-in list.
disable TODOs in pylint on jenkins