https://github.com/navasmdc/MaterialDesignLibrary
gradle
compile 'com.github.navasmdc:MaterialDesign:1.+@aar'
ButtonFloatを使うときは依存しているアニメーションライブラリを読み込む
http://stackoverflow.com/questions/18572430/how-to-import-remote-library-in-android-studio-using-gradle
compile 'com.nineoldandroids:library:2.4.0+'
あとdrawableフォルダにic_new_action.pngを入れとく
http://stackoverflow.com/questions/20204484/what-is-this-icon-called
ic_new_action.pngはAndroid Design Iconsから入手できる
http://developer.android.com/downloads/design/Android_Design_Icons_20131106.zip
