Prime minister Manmohan Singh leaves on Thursday for the Commonwealth Heads of Government (CHOGM) conference in Trinidad. Pakistani foreign minister Shah Mahmood Qureshi will attend the conference and will probably have discussions with his Indian counterpart. Here are excerpts of the Singh’s free-wheeling press conference in Washington.Talks with Pakistan on sidelines of CHOGM We cannot simply wish away Pakistan. When politicians meet we discuss things. As of now nothing is planned…