Adds fault resilency to ntpd configuration

Change-Id: I300d2474e8e58bd2dddf69220cb141e02e452fc8
Fixes: rhbz#983771
Sync submodules before update

When submodule URL is changed in .gitmodules,
update fails and this error can be easily overseen.

Change-Id: Iec55b35356db0b83cf86dea779e4379fff1f8d04
Merge "Sync submodules before update"
Merge "Adds fault resilency to ntpd configuration"