TORONTO (AFP) – G20 leaders Sunday were singing a new tune -- "growth friendly fiscal consolidation" -- which in a few short weeks of behind the scenes haggling has become the slogan of the day. The term first seems to have emerged earlier this year in Washington, as governments undertook a delicate diplomatic dance to unite opposing views on how to shore up global economic recovery. In April the International Monetary Fund (IMF) published its forecasts for world growth, and warned major economies were shouldering unprecedented levels of public debt which could derail the world economy. "The challenge is to...