Merge pull request #107 from claroline/refactoring-for-unit-tests

Refactoring for unit tests
Added sso bundle
Merge pull request #108 from stefk/sso-bundle

Added sso bundle
Refactored RelWorkspaceTagRepositoryTest
Refactored WorkspaceTagHierarchyRepositoryTest
Merge pull request #112 from kitan1982/test-remaining-workspace-tag-repositories

Test remaining workspace tag repositories
Remove caret on login link
Merge remote-tracking branch 'upstream/master' into refactoring-for-unit-tests-jorge