Updated version name to 3.0.0

Author: Piotr Zawadzki

README.md

@@ -13,7 +13,7 @@ Quoting the [documentation](https://www.google.com/design/spec/components/steppe
 
 ## Download (from JCenter)
 ```groovy
-compile 'com.stepstone.stepper:material-stepper:2.3.2'
+compile 'com.stepstone.stepper:material-stepper:3.0.0'
 ```
 
 ## Supported steppers

gradle.properties

@@ -19,4 +19,4 @@
 
 POM_GROUP_ID=com.stepstone.stepper
 POM_ARTIFACT_ID=material-stepper
-POM_VERSION=2.3.2
+POM_VERSION=3.0.0