Polish "Add support for Spring Shell"

Closes gh-532

initializr-service/src/main/resources/application.yml

@@ -104,16 +104,6 @@ initializr:
   dependencies:
     - name: Core
       content:
-        - name: Spring Shell
-          groupId: org.springframework.shell
-          artifactId: spring-shell-starter
-          id: spring-shell
-          description: Build shell-based clients
-          version: 2.0.0.M2
-          versionRange: 2.0.0.M5
-          links:
-            - rel: reference
-              href: https://docs.spring.io/spring-shell/docs/current/reference/htmlsingle/
         - name: Security
           id: security
           description: Secure your application via spring-security
@@ -1170,6 +1160,17 @@ initializr:
           links:
             - rel: reference
               href: http://docs.spring.io/spring-boot/docs/{bootVersion}/reference/htmlsingle/#boot-features-ldap
+        - name: Spring Shell
+          id: spring-shell
+          groupId: org.springframework.shell
+          artifactId: spring-shell-starter
+          description: Build shell-based clients
+          version: 2.0.0.M2
+          versionRange: 1.4.0.RELEASE
+          repository: spring-milestones
+          links:
+           - rel: reference
+             href: https://docs.spring.io/spring-shell/docs/2.0.0.M2/reference/htmlsingle/
     - name: Ops
       content:
         - name: Actuator