Add support for Spring Session

Closes gh-151

initializr-service/application.yml

@@ -58,6 +58,13 @@ initializr:
           id: validation
           description: JSR-303 validation infrastructure (already included with web)
           versionRange: 1.3.0.M1
+        - name: Session
+          id: session
+          groupId: org.springframework.session
+          artifactId: spring-session
+          description: API and implementations for managing a user’s session information
+          versionRange: 1.3.0.M2
+          starter: false
         - name: Retry
           id: retry
           groupId: org.springframework.retry