Error handling for seed parameter

Passes all 3 GpUnit tests
Removed seed logging to STDERR

added output for seed foir debugging

Fixed isue with random seed propagation

Modified GpUnit tests
Need one last run to generate proper test output files

Added gpunit test cases

Added seed value for network randomization (reproducability)
-> v0.19-pre3

v0.19 prerelease, fixed typo

v0.19 prerelease, dockerized dapple, take 1

v0.17, exported from gpprod server

v0.16 exported from gpprod server