Enhanced trait_exists() shim
when required, autoloader is already called by class_exists
Format code. #mania
[auto] Merge from Core

    • #09f258b — Enhanced trait_exists() shim (Nicolas Grekas, 2013-10-29)
    • #beb7fe3 — when required, autoloader is already called by class_exists (Nicolas Grekas, 2013-10-29)
    • #cd97b38 — Format code. #mania (Ivan Enderlin, 2013-10-31)

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Merge remote branch 'library-core/master'