Merge pull request #275 in PIPE/pipeline from PIPE-644_hifa_gfluxscale_plot_update to master
* commit 'daefe00bf4cef0ac92197ed71c21ae30db39dfc4':
PIPE-644: updated flux comparison plot in hifa_gfluxscale weblog to show atmospheric transmission; moved 'atmutil' module from hsd/tasks/common to h/tasks/common.