Using the new ObjectManager (part 1)
Merge branch 'refactoring-for-unit-tests' of https://github.com/claroline/Claroline into refatoring-for-unit-test-nico

Conflicts:
	src/core/Claroline/CoreBundle/Controller/LayoutController.php
	src/core/Claroline/CoreBundle/Library/Workspace/Exporter.php
	src/core/Claroline/CoreBundle/Manager/WorkspaceManager.php
Merge branch 'refactoring-for-unit-tests' of https://github.com/claroline/Claroline into refatoring-for-unit-test-nico

Conflicts:
	src/core/Claroline/CoreBundle/Manager/UserManager.php
	src/plugin/Claroline/ExampleBundle
	src/plugin/UJM/ExoBundle
Fixing wrong log name.
Merge pull request #97 from claroline/refatoring-for-unit-test-nico

Using the new ObjectManager (part 1)