Rename downsample_waveform_chan to downsample_waveform_data

Move responsibility of writing to the waveform channel data dictionry
from downsample_waveform_chan to trim_downsample_WFChan.

kienle authored 2 years ago and Kien Le committed 2 years ago

Add RT130, Q330, Centaur, Pegasus sample data.

Remove unneeded test data

Remove unneeded test data

Add Pegasus waveform and log test data

Add Q330 waveform test data

Replace RT130 waveform test data