A long-awaited plan to convert the former Coast Guard complex in Point Reyes Station into affordable homes took a step forward last month with the award of $11.5 million in state funding. The grant, from the Joe Serna Jr. Farmworker Housing Program, will help finance a $55 million redevelopment led by the Community Land Trust Association of West Marin and Eden Housing. Twenty-five of the 54 planned units will be reserved for farmworker families, as…