Los Angeles (USA), June 27 (EFE). - The California-based Google has introduced its first tablet, Nexus 7, as well as a device to play content in the home, Nexus Q, and the new version of Android Jelly Bean, at the start of its annual conference for software developers in San Francisco.As expected, Google unveiled a tablet with touch screen 7-inch high definition that designed and manufactured in collaboration with the Taiwanese company ASUSTek...