By Tony Maglio LOS ANGELES (TheWrap.com) - Human Rights Watch is not exactly singing Jennifer Lopez's praises these days. Some members of the media and human rights groups have scrutinized the singer after reports that she performed "Happy Birthday" to Turkmenistan dictator Gurbanguly Berdimuhamedov on June 29. The most vocally opposed organization has been HRF, which estimates that J. Lo has received in excess of $10 million for what it calls, "serenading crooks and dictators from Eastern Europe and Russia." "What those covering this story have missed is that J. ...