Union Home Minister and senior BJP leader Amit Shah on Saturday accused Aam Aadmi Party chief Arvind Kejriwal of building expensive toilets in his 'sheeshmahal', which, he claimed, were costlier than the entire slums of Delhi. The toilet in his 'sheeshmahal' is more expensive than the slums," Shah said while addressing the BJP's 'Slum Dwellers' conference in New Delhi. He …