LPS-48927 Make sure cache manager always has a name, it is used to distinguish different cache managers.
LPS-48927 Add getName support in PortalCacheManager.
LPS-48927 Add getKeys support in PortalCache.
LPS-48927 Decouple EhcacheStreamBootstrapHelpUtil and ehcache
LPS-48927 Avoid loading bean each time method is called.
LPS-48927 @Proxy getKeys()