Update API documentation.
Add the $escape argument to Processus::execute().

Enable or disable shell escaping on command.
[auto] Merge from Console

    • #f38ee84 — Update API documentation. (Ivan Enderlin, 2013-05-08)
    • #060d2af — Add the $escape argument to Processus::execute(). (Ivan Enderlin, 2013-05-08)

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Merge remote branch 'library-console/master'