 Complete the following phrase:  Beginning with the creation of the WelshScottish League in 1999, the league became known as the Celtic League when it grew to include teams from Ireland, Scotland and Wales. The league was sponsored by Irish cider makers Magners from the 200607 season until 201011. At the start of the 201011 season, the league expanded from 10 to 12 teams, adding two Italian teams. Following the end of Magners sponsorship, the league was sponsored by RaboDirect from 201112 through to 201314. The Pro12 name was adopted in 2011 to reflect that the league now included teams from outside the Celtic nations. A further expansion to 14 teams and the subsequent renaming to Pro14 took place from the 