Split away setTimeWithNTP callback

:Release Notes:
Add separate handler for setTimeWithNTP instead of handling it
together with LSCall callback in
TimePrefsHandler::cbSetPeriodicWakeupPowerDResponse. As result there
is a lot of misunderstanding. Besides that we may get reply on reply
call reply doesn't match schema.

:Detailed Notes:
TimePrefsHandler::cbSetPeriodicWakeupPowerDResponse previously was
used as callback for service request (setTimeWithNTP) and as answer
callback for LSCall to com.palm.power/timeout/set .
To resolve that tangled code and fix several issues:
- chop off piece of call callback related with handling service
  requests
- enforce schema validation
- use pbnjson to extract values from message
- add default value for "source" prop of setTimeWithNTP
- cleanout some code which is deprecated by pbnjson validator
- use pmloglib

:Testing Performed:
Desktop build and test.

:QA Notes:

:Issues Addressed:
[GF-52281] LunaSysService is logging error messages after system boot

Open-webOS-DCO-1.0-Signed-off-by: Nikolay Orliuk <nikolay.orliuk@lge.com>
Change-Id: I43bef61f63e3da83360729ac507bf8e210c32060
Reviewed-on: https://g2g.palm.com/4086
Reviewed-by: Nikolay Orliuk <nikolay.orliuk@lge.com>
Tested-by: Nikolay Orliuk <nikolay.orliuk@lge.com>
Reviewed-by: DCO Verification
Reviewed-by: Keith Derrick <keith.derrick@lge.com>
Reviewed-by: Alekseyev Oleksandr <alekseyev.oleksandr@lge.com>
Reviewed-by: Anatolii Sakhnik <anatolii.sakhnik@lge.com>