Mir

Merge proposals dependent on lp://qastaging/~alan-griffiths/mir/fix-1475994-g++-5-BACKPORT

  1. fix-1475994-g++-5-BACKPORT
  2. Dependent merge proposals

lp://qastaging/~alan-griffiths/mir/fix-1475994-g++-5-BACKPORT has no merge proposals.