Merge branch 'feature/tablet_layout' of https://github.com/SteadfastInnovation/snackbar into SteadfastInnovation-feature/tablet_layout
Merge branch 'SteadfastInnovation-feature/tablet_layout'

tablet layout as defined in Material Design spec
update Gradle plugin to 0.13.2
Version 1.3.0
swipe-to-dismiss can be disabled (enabled by default). See #9
dismiss listener expanded and renamed to event listener. Closes #9
travis fix
travis fix
config update
demo refactor
lib refactor
sliding animations
removed custom layout for tablets
Snackbar not swipeable by default
Travis update
Travis update
Travis update
Travis update
Travis update
default text colors may be changed through code or by overriding styles