Android代码-大头像版通讯录

Android Lollipop Exercise Android app to use as the base app for implementing the following material widgets and animations that were introduced in Android 5.0 (API level 21). RecyclerView (the new ListView) CardView (custom outline and shadow) Ripple animation (touch feedback) Palette (Incorporate dynamic color) Shared Element Activity Transition Floating Action Button The app is composed of two screens. The first screen displays a list of contacts, in which, each item is described by the con