RIO DE JANEIRO -(Dow Jones), by Jeff Fick- Brazil's government is set to unveil a sweeping reform of regulations covering the oil and natural gas industries Monday, likely sparking a political fight that will reverberate for generations.     PNA by Alan Bailey (NGP Photo) Faced with the strong possibility of a shortfall in utility natural gas deliverability in the event of a severe cold snap in the coming Southcentral Alaska winter, gas and electric utilities around the region are completing a contingency plan, to try to avert the need for power cuts and [...]