webos-image: luna-sysservice=30

:Release Notes:
Let AllowNTPTime preference control all NTP requests.

:Detailed Notes:
In a system where network time comes from a source other than NTP or
SNTP, it is inefficient to still check the NTP servers. This change
allows the AllowNTPTime preference to disable such checks.

submissions/29..submissions/30
b78e9ea Enforce AllowNTPTime to disable all NTP requests

:Testing Performed:
Tested on desktop build and devices.

:QA Notes:

:Issues Addressed:
[GF-56211] Switch off NTP time synchronization when AllowNTPTime is
           false
[GF-56479] CCC: luna-sysservice=30

Open-webOS-DCO-1.0-Signed-off-by: Keith Derrick <keith.derrick@lge.com>
Change-Id: Ie6873d9251a1fbfe388c582b5fa34bbfbe88ee25
Reviewed-on: https://g2g.palm.com/4256
Reviewed-by: DCO Verification
Tested-by: Herb Kuta <herb.kuta@lge.com>
Reviewed-by: Herb Kuta <herb.kuta@lge.com>