Planview Inc., maker of resource management software that allows companies to track the projects that employees are working on, will soon have a new private equity owner. Chicago-based Thoma Bravo LLC is buying the Austin-based company from Insight Venture Partners. Financial terms were not disclosed but the deal, which is expected to close in the first quarter, would make Thoma Bravo the majority shareholder of Planview, while Insight would retain its original investment. Planview will keep its…