By Gabriela Baczynska MOSCOW (Reuters) - Moscow called on Sunday for a new "reset 2.0" in relations with Washington, saying the situation in Ukraine that had led to Western sanctions against Russia was improving thanks to Kremlin peace initiatives. Washington and Brussels accuse Moscow of supporting a pro-Russian rebellion in east Ukraine and have imposed sanctions, which they have repeatedly tightened since Russia annexed Ukraine's Crimea peninsula in March. The conflict has brought relations between Moscow and the West to their lowest level since the end of the Cold War. U.S. ...