known issues releated to murano for 4.1.1

* Add descriptsion for case from bug 1328490
* Update Troubleshooting Murano section with proper documentation link

Change-Id: I14a01a527a93377c5ee3646e30a2c14be764a1c1
Merge "known issues releated to murano for 4.1.1" into stable/4.1