Polaris is getting more economic development support from Alabama coffers. The Morgan County Commission on Tuesday agreed to pay $300,000 as part of the state and local incentive package for the new Polaris plant in Limestone County, according to a report from the Decatur Daily. The new plant, located in the Greenbrier area, will employ approximately 2,000 workers, 500 of which could potentially be residents of Morgan County. The report said the county will make annual payments of $100,000 on…