(Reuters) – Apple Inc is set to launch two new iPads and release the next version of its Mac operating system at its next event on Oct. 21, a Daily Dot report said, citing sources familiar with the matter. The company plans to unveil the sixth generation of its iPad and the third edition of the iPad mini, as well as its operating system OS X Yosemite, which has undergone a complete visual overhaul, the Internet news website said. The iPad is expected to have a 9.7 inch screen, while the new version of the iPad mini will have a 7. …