Prevents proprietary source code from being provided as customer documentation
versions:
[Version: 2] $PGLOR,2,FIN - Completion status of periodic GLL requests
[Version: 1] $PGLOR,1,FIN - Request completion status
[Version: 0] $PGLOR,0,FIN - Request completion status
[Version: before GLL v18] $PGLOR,FIN - Request completion status