speedup POE::Filter::Line by reducing usage of backtracking regex#19

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apocalypse wants to merge 4 commits intorcaputo:masterfrom

apocalypse:speedup_filter_line

Commits on Nov 14, 2014

speedup POE::Filter::Line by reducing usage of backtracking regex

Apocalypse
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Apocalypse
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use substr instead of backtracking regex, thanks rcaputo

Apocalypse
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Apocalypse
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apply the same avoidance of the backtracking regex to the autodetect logic

Apocalypse
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Apocalypse
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make sure our regexp are qr// and document how it works

Apocalypse
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Apocalypse
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