SINGAPORE (Reuters) - Asian shares ambled higher on Friday and were on course for a weekly gain of more than 2 percent, their best in two months, after manufacturing surveys from China and the United States raised hopes that the global growth outlook is improving at last. The euro was also enjoying a positive week, despite data on Thursday pointing to the euro zone sliding into its deepest recession since 2009, with the currency standing up more than 1 percent on last Friday's close on optimism that a funding deal for debt-choked Greece will ultimately be agreed. ...