Add the isIdentifier() static method.
Merge branch 'incoming'
[auto] Merge from Core

    • #3643387 — Add the isIdentifier() static method. (Ivan Enderlin, 2013-07-10)
    • #8658abb — Merge branch 'incoming' (Ivan Enderlin, 2013-07-10)

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Merge remote branch 'library-core/master'