Update ServiceType_t.csv

Argus PAP, PDP and PEP services added.
Merge branch 'patch-1' of https://github.com/valerytschopp/Enumerations into valerytschopp-patch-1
Updated ServiceType_t

* Added Argus servicetypes from Valery Tschopp
* changed ARC egiis string
* changed csv file format to all quotes to preserve multiline descriptions
* updated changelog