[SSSD] [sssd PR#66][comment] Minor Dynamic DNS fixes

[justin-stephenson]

URL: https://github.com/SSSD/sssd/pull/66
Title: #66: Minor Dynamic DNS fixes

justin-stephenson commented:
"""
Thank you @fidencio @jhrozek 
2 different customers confirmed this fix addressed their issue with the PTR record not being created. If you are not able to easily reproduce easily then perhaps this is sufficient enough of a test.
"""

See the full comment at https://github.com/SSSD/sssd/pull/66#issuecomment-280408727