Add scaffold wfgathertbl functions
Fix scaling, prep to make packets

Scaling works since cal factor is already in place. Use proper 1e9
instead of 10e9. Rename WFST_NORMALIZE to WFST_SCALE
Fix cal factor loading for gather routine

set the date param for gather so that it loads the right calibrations.
Hooray for side-effects.
Fix bad variable rename, various warnings
Implment channels Tbl manip for WFGatherOutput