Charm Helpers

Merge proposals dependent on lp://qastaging/~ajkavanagh/charm-helpers/ppc64le_proposed_fix_plus_refactor

  1. ppc64le_proposed_fix_plus_refactor
  2. Dependent merge proposals

lp://qastaging/~ajkavanagh/charm-helpers/ppc64le_proposed_fix_plus_refactor has no merge proposals.