Remove call-time pass-by-reference code which produces fatal error with PHP>=5.4
authorNicolas Iooss <nicolas.iooss_git@polytechnique.org>
Sun, 29 Dec 2013 10:41:18 +0000 (11:41 +0100)
committerNicolas Iooss <nicolas.iooss_git@polytechnique.org>
Sun, 29 Dec 2013 10:41:18 +0000 (11:41 +0100)
Signed-off-by: Nicolas Iooss <nicolas.iooss_git@polytechnique.org>

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