Material DateTime Picker tries to offer you the date and time pickers as shown in the Material Design spec, with an easy themable API. The library uses the code from the Android frameworks as a base and tweaked it to be as close as possible to Material Design example. (Android 4.0 was supported until 3.6.4). The easiest way to add the Material DateTime Picker library to your project is by adding it as a dependency to your build.gradle. You may also add the library as an Android Library to your...