GSoC 2018 Android SDK tools in debian

finish packaging all of the core development tools (lint, SDK Manager, android update project utility, etc.) update android-tools and relevant pkg-java packages to the latest upstream version add Continuous Integration tests update androidsdk-tools to the Android Tools Team style, and update to latest upstream version package new parts of the Android upstream source, including the NDK, target platforms, emulators, Android Studio, etc. make all Android Tools packages build reproducibly improve package build systems to be more tightly integrated with upstream build systems package and improve related tools, like apktool, androguard, fdroidserver, drozer, libscout, qark, OWASP Dependency Check, etc. Update gradle to 4.x, which is a dependency by the Android Gradle Plugin