In his weekly The Bar Man column, Jeff Hoyle discusses a worrying time for the beer industry… There are big changes afoot in the beer world. At one time Whitbread was one of the country’s largest brewers but in 2001 it sold its breweries to InBev and now its main business is the Premier Inn chain. If you have stayed at one of its hotels, you may have popped into a nearby pub for a drink or a meal. The chances are that was also owned by Whitbread, probably under its Beefeater or Brewer’s Fayre brands. The company has just announced that 115 of these outlets have closed, with the intention being…