"lte IE9" means IE9 or below, not above

Have not tested that beta4 works, honestly just trying out the GitHub edit button :P

Minor syntax changes.

Additional minor syntax changes.

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Removed unnecessary comma.

Minor syntax changes.

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fixes #5683

close #6128

issue #6126

fixes #6084

Minor syntax changes.

Minor syntax changes.

Minor syntax changes.

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Minor syntax changes.