Add simple util version of the progressbar

Has out usual widgets and is easy to turn off
Includes tests
Use relative imports and new sapphire.utils.pbar

Update patches in tests
Update groundparticles_sim test file

Updated with new storage tables, add t_trigger and correct column order
Also set NumPy random seed in simulations
Round stddev to 16 for gps offset

Since the offset itself is uncertain the .05 should not make a
difference.
Add units in the comments..