Prepare release 3.0.0

Author: johnkil

gradle.properties

@@ -1,5 +1,5 @@
 GROUP=com.github.johnkil.android-robototextview
-VERSION_NAME=3.0.0-SNAPSHOT
+VERSION_NAME=3.0.0
 
 POM_DESCRIPTION=Implementation of the fragment with the ability to display indeterminate progress indicator when you are waiting for the initial dataImplementation of a TextView and all its direct/indirect subclasses with native support for the Roboto fonts, includes the brand new Roboto Slab and Roboto Mono fonts.