Donald Trump had a meltdown hours before the beginning of his first criminal trial, whining that he was once a “very popular and successful president.” Trump, who is set to face jury selection on Monday in the hush money case where the former president is accused of falsifying business records to conceal a “catch-and-kill” scheme to impact the November 2016 presidential election, said on Sunday that he will be heading to criminal court. “Just four years ago I was a very popular and successful President of the United States, getting more votes than any sitting President in history,” Trump said….