[12gevmoller_sim] [EXTERNAL] [JeffersonLab/remoll] d4cd5f: Adding some comments.

[rahmans1]

  Branch: refs/heads/newgeometry
  Home:   https://urldefense.proofpoint.com/v2/url?u=https-3A__github.com_JeffersonLab_remoll&d=DwICaQ&c=CJqEzB1piLOyyvZjb8YUQw&r=-0uahHXTLsQsllHBZNHgOynLaY6DUxqehsUJ91-BlNY&m=GK6srXbaJrRGlt3lb2Wb9pjQX3tkftXhVrigt7uSTpw&s=JIl3837jJCm_mRFXtoEmdsMc_WfhEp3-ai4ENx3ZaJA&e= 
  Commit: d4cd5fdb116526f0a9c9c38729099ec8f92c4187
      https://urldefense.proofpoint.com/v2/url?u=https-3A__github.com_JeffersonLab_remoll_commit_d4cd5fdb116526f0a9c9c38729099ec8f92c4187&d=DwICaQ&c=CJqEzB1piLOyyvZjb8YUQw&r=-0uahHXTLsQsllHBZNHgOynLaY6DUxqehsUJ91-BlNY&m=GK6srXbaJrRGlt3lb2Wb9pjQX3tkftXhVrigt7uSTpw&s=RoHOYDIlx7XCgfZ5gHVMr66_yZywrz3fIK9HW1e15hs&e= 
  Author: Sakib Rahman <rahmans at electroweak.physics.umanitoba.ca>
  Date:   2020-11-12 (Thu, 12 Nov 2020)

  Changed paths:
    M geometry/pion/pionDetectorSystem.gdml

  Log Message:
  -----------
  Adding some comments.