Lawyer Alan Dershowitz trashed Judge Juan Merchan this week after the judge allegedly suffered an “outburst” during Donald Trump’s criminal hush money trial in New York, RadarOnline.com has learned. In a surprising development to come after both the prosecution and the defense rested their cases on Tuesday, Dershowitz took to Daily Mail to pen a lengthy grievance about an incident that allegedly unfolded during the trial’s proceedings on Monday. According to Dershowitz, Judge Merchan showed a “palpable bias” and “unhinged prejudice” against ex-President Trump on Monday when he snapped at witne…