Add setting default value via xml. Closes #14

Fix min sdk version.

Release 0.1.5

Update methods for setting favorite state. New methods are: setFavorite(boolean favorite), setFavoriteAnimated(boolean favorite), setFavoriteSuppressListener(boolean favorite). #16

Add before install settings for travis.

Fix travis settings.

Add licences for travis.

Bump dependencies.

Release 0.1.4

Add button size parameter.

Fix typo.

Release 0.1.3

Update README.md

Fix padding setter in builder.

Update README.md