Removed useless tests
Merge branch '1.9.x' of github.com:chamilo/chamilo-lms into 1.9.x
Removed useless tests
Remove useless tests
Update methods in UserManager to add better filtering
Use __DIR__ instead of dirname(__FILE__) in main_api
Merge branch '1.9.x' of github.com:chamilo/chamilo-lms into 1.9.x
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