UK Stocks-Factors to watch on Oct 19

Britain's FTSE 100 index is seen opening 17 points higher at 7,044 on Friday, according to financial bookmakers. * ACACIA MINING: Tanzanian authorities have charged three of Acacia Mining's local subsidiaries, an employee and a former staffer for money laundering and tax evasion, the gold miner said on Wednesday. * BT: BT Group has made an offer to Worldpay Inc's Philip Jansen to become the British telecoms company's new chief executive, Bloomberg reported on Th