Luxottica expects to sign $100-mil eyewear licence

* Company aims to sign new licence to start Jan. 2015 * Confident that growth and acquisitions will continue - CEO * Q4 net profit missed estimates on one-off tax provision MILAN, Feb 28 (Reuters) - Ray Ban sunglasses maker Luxottica expects to sign a new eyewear licence worth at least $100 million in sales starting next year, its chief executive said on Friday. "We will strengthen the licence portfolio in the next weeks or months...the new licence that probably will come on bo