Animation

https://developer.android.com/training/material/animations.html

https://github.com/saulmm/Android-Material-Examples

http://android-developers.blogspot.kr/2014/10/implementing-material-design-in-your.html

http://www.applicoinc.com/blog/android-l-preview-app-development-in-the-material-world/

http://www.androiddesignpatterns.com/2014/12/activity-fragment-transitions-in-android-lollipop-part1.html

[sample code]

http://antonioleiva.com/material-design-everywhere/

http://blog.stylingandroid.com/material-part-8/