Update README.md
Merge pull request #2 from FLamparski/master

Added a Model structure that allows you to serialize it (and thus add it to a Bundle) which can be turned into any descendant of AbstractCard.
Update readme to reflect FLamparski's merged commits

Added FLamparski's MVC implementation and programmatical data attachment + background modification
Update README.md
added Long Click support for the cards
Merge pull request #3 from BradleyRL/master

added Long Click support for the cards
added build.gradle
Merge pull request #4 from matthiasbruns/gradle_support

updated build.gradle
fixed bug with Long Clicks methods firing twice
fixed some missing recycles
Merge pull request #5 from BradleyRL/master

Fixed bug with Long Clicks methods firing twice
Migrate the library to Gradle & remove cards top-padding (this 8dp padding should be added in the cards layout instead)
Merge Card recycling by ktrnka
Update README to reflect ktrnka's merged commits