Dade Hayes Finance EditorBill Maher found his stride in his first episode since March to originate from the regular studio home of HBO’s Real Time, capping tonight’s show with a call-to-postal-action against — who else — President Donald Trump.“If Trump’s going to try to scuttle the Post Office, we need to fight back,” the host said, delivering his “New Rules” show-ending monologue from his familiar set at LA’s CBS Television City.