Google's next generation of Nexus 7 tablets from Asus will be Qualcomm-powered and arrive this July, according to Reuters. If its sources are to be believed, Mountain View is aiming to ship eight million of the units by the end of the year, showing it has a lot of confidence in the upcoming model. Other leaked info shows it to have more screen resolution, a thinner bezel and an unspecified Qualcomm CPU instead of the current model's NVIDIA Tegra 3, reportedly to save power. There's no info on pricing or other specs and Google's not speaking at this point, of course -- mea