Downlevel emit for let\const#2161

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vladima merged 24 commits intomasterfrom

letConstES5Minus

Feb 28, 2015

Commits on Feb 14, 2015

Commits on Feb 15, 2015

drop locals in block-scope container nodes during binding
vladima
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Commits on Feb 16, 2015

show error if block scoped variable declared in the loop is captured in closure
vladima
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explicitly initialize let binding in generated code to default value
vladima
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Commits on Feb 17, 2015

accepted baselines
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Commits on Feb 18, 2015

Commits on Feb 25, 2015

Commits on Feb 28, 2015

addressed PR feedback
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