What to Expect from Android 5.0 Key Lime Pie – Nexus 5 and Nexus 7.7 on the way?

About once a year, Google releases a major update for Android. Last year, Google debuted Ice Cream Sandwich (4.0) and Jelly Bean (4.1/4.2) within a few months of each other. And this year, Google is expected to announce Android 5.0 Key Lime Pie at…