It’s 2nd April, 8pm.  101 years ago at this moment, after a day of sea trials, the largest man-made moving object in the world made its way down Belfast Lough.  Hammered together over three years and two days of death-defying labour by thousands of yardmen, accompanied by tugs, watched from the shores of Holywood and Carrickfergus, Titanic set sail into history.  And she was…