Update jQuery v2.1.1 and more

Update jQuery v2.1.1

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Wrong validation message appears in "Use Coupon Code"
https://opencart.atlassian.net/browse/OC-1722

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Fixed Zone Name Turkish Character

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"Invalid file type" validation message
https://opencart.atlassian.net/browse/OC-1726

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Fixed tab size, whitespace and $('.fa-spinner').remove(); 52bcf6a 6eb0440

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Product add in "Add to card" list with zero quantity.
https://opencart.atlassian.net/browse/OC-1724