Commissioners for the Port of Longview rejected plans to lease a 24-acre site for a proposed $300 million propane terminal. By a 3-0 vote, commissioners rejected leasing property to Haven Energy, reports The Daily News online. Wednesday's vote came after 90 minutes of testimony. Commissioners expressed concern that the site rather than the nature of the project wouldn't work. It is not clear if the vote ends the project The move comes as the city of Portland is considering a comparable proposal…