GH-2278 - Set up 3.0.x branch.

Author: christophstrobl

Diff for: pom.xml

@@ -4,7 +4,7 @@
 
 	<groupId>org.springframework.hateoas</groupId>
 	<artifactId>spring-hateoas</artifactId>
-	<version>2.5.0-SNAPSHOT</version>
+	<version>3.0.0-SNAPSHOT</version>
 
 	<name>Spring HATEOAS</name>
 	<url>https://github.com/spring-projects/spring-hateoas</url>