[12gevmoller_sim] [EXTERNAL] [JeffersonLab/remoll] 790684: added combined coll 1 and coll2 geometry

[chandabindu]

  Branch: refs/heads/feature-combined-coll1-coll2
  Home:   https://urldefense.proofpoint.com/v2/url?u=https-3A__github.com_JeffersonLab_remoll&d=DwICaQ&c=CJqEzB1piLOyyvZjb8YUQw&r=-0uahHXTLsQsllHBZNHgOynLaY6DUxqehsUJ91-BlNY&m=iVQRMLKCVVE0xDnWDfdJLptM-NuMpgN6WOiOzJwKl1I&s=yDhHp6uRm6jQ6dpKAG7ig2ZGzYYJ9I4pnSDWy8dMDs4&e= 
  Commit: 790684557eeed2b64e8622b720202c545d9dd694
      https://urldefense.proofpoint.com/v2/url?u=https-3A__github.com_JeffersonLab_remoll_commit_790684557eeed2b64e8622b720202c545d9dd694&d=DwICaQ&c=CJqEzB1piLOyyvZjb8YUQw&r=-0uahHXTLsQsllHBZNHgOynLaY6DUxqehsUJ91-BlNY&m=iVQRMLKCVVE0xDnWDfdJLptM-NuMpgN6WOiOzJwKl1I&s=q82s9L3SMarEcrh0yffdTCSsuhqvXJRlHQW4rypigHc&e= 
  Author: chandabindu <chandabindu at gmail.com>
  Date:   2020-06-02 (Tue, 02 Jun 2020)

  Changed paths:
    M geometry/materials.xml
    M geometry/mollerMother_merged.gdml
    M geometry/upstream/upstreamDaughter_merged.gdml

  Log Message:
  -----------
  added combined coll 1 and coll2 geometry