Merge pull request #679 from ngodfraind/platform-packages

Platform packages
Adds a tab in workspace analytics tool for activities evaluation
Merge branch '3.0-dev' of https://github.com/claroline/CoreBundle into activity-refactoring
Adds view of activities in workspace by manager
Changes code status to 204 when evaluation is edited
Merge pull request #682 from kitan1982/activity-refactoring

Adds tab for activities tracking in workspace analytics tool
Merge branch '3.0-dev' of https://github.com/claroline/CoreBundle into platform-packages

Conflicts:
	Resources/translations/platform.en.yml
	Resources/translations/platform.es.yml
	Resources/translations/platform.fr.yml