Move back Trigonometry functions

Accepts radian by default as PHP
Remove unnecessary trailing commas.
[auto] Merge from Math

    • #2fa691b — Move back Trigonometry functions (Timothée Barray, 2014-09-10)
    • #8df8b2b — Remove unnecessary trailing commas. (Ivan Enderlin, 2014-09-10)

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Merge branch 'master' of /var/lib/git/repositories/Library/Math