REPO-1394: Discovery: merge back to 5.2.N (from feature branch)

Merged WEBAPP-API (5.2.1) to 5.2.N (5.2.1)
      130980 jkaabimofrad: REPO-224: API for retrieving detailed repository information.
   Merged WEBAPP-API (5.2.1) to 5.2.N (5.2.1)
      131056 jkaabimofrad: REPO-224: Removed "transformationServerExpiresAt" attribute from the license JSON response as it is not part of AC.
   Merged WEBAPP-API (5.2.1) to 5.2.N (5.2.1)
      131179 jkaabimofrad: REPO-224: Modified the license's entitlement response to always return "isClusterEnabled" and "isCryptodocEnabled".

git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/BRANCHES/DEV/5.2.N/root@131344 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261

source/java/org/alfresco/service/cmr/quickshare/QuickShareService.java

@@ -97,4 +97,12 @@ public interface QuickShareService
      * Determine if the current user has permission to delete the shared link.
      */
     public boolean canDeleteSharedLink(NodeRef nodeRef, String sharedByUserId);
+
+    /**
+     * Whether the quick share is enabled or not.
+     *
+     * @return <tt>true</tt> if quick share is enabled, false otherwise.
+     * @since 5.2
+     */
+    boolean isQuickShareEnabled();
 }