Having grown out of its first private equity investor, Version 1 has now grown out of its second. The acquisitive and capital-hungry north Dublin-headquartered international IT services company was acquired this week by the Swiss private equity firm Partners in a deal worth up to €800 million.  The move came just weeks after The Currency reported the business had begun a process to seek a new investor in the business. Version 1’s specific business is IT services. But the contours of the story will be familiar to anyone who’s observed the private equity industry in recent decades. Version 1 is…