* Shares open 5 cents higher, then dip * IPO priced $2 below bottom end of expected range * Anti-Glazer fans jeer, hope for bidder to emerge LONDON, Aug 10 (Reuters) - Shares in Manchester United priced below expectations and were essentially flat inearly trading on Friday, a disappointing stock market debut forthe world's most famous soccer club and most valuable sportingteam. Manchester United sold 16.7 million shares as planned, butat a price of $14 each, below the expected range of $16 to $20.The stock rose 5 cents in initial trades on the New York StockExchange and then flattened out. ... More...