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  • $\begingroup$ Asking about the "best" way is likely to result in a lot of opinion based answers. Consider revising your question to something like "is there an effective method..." or "what methods have been used..." That way, your question may become a useful reference for future seekers. :-) $\endgroup$ Commented Oct 18, 2016 at 23:45
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    $\begingroup$ There's a similar question here $\endgroup$ Commented Oct 19, 2016 at 14:41