Pinnacle Renewable Holdings Inc. says it's moving forward with plans to redevelop an existing Smithers, B.C., particleboard facility to produce wood pellets.     The company is redeveloping the site under the Smithers Pellet Limited Partnership, in which it owns a 70 per cent interest and West Fraser Timber Co Ltd. owns the rest.     Pinnacle says the facility will have an annual production capacity of 125,000 tonnes and will be linked directly by rail to its Westview Port Terminal in Prince Rupert, B.C.    ...