ECMS-5862 [Intranet Home Page] Slowness in clv.UICLVPortlet invocation

Fix description:
* getEditLink should be only available in Quick Edit mode
ECMS-5687 Exception of JCR session expiration

Fix description
* Enable ThreadLocalACLSessionProviderInitializedFilter which was disabled before due to removing ecmdemo
* Create new session provider and close it properly instead of using WCMCoreUtils.getSystemProvider() for getServiceLogContentNode
Merge commit 'f43b2b69188cb710f7b12973fb3aa263b7a20bbb' into HEAD