Merge branch 'feature/opm-newest-version' into 'master'
Feature/opm newest version
See merge request !1419 (merged)
(cherry picked from commit 7941a31f)
2bd37f28 [installexternal] Update to newest opm release d3f8ef87 [patches] Delete unnecessary patches 2541ce80 [cmake][opts] Add opm cmake variables to opts-file 2bd6a660 [install] Update opm installation output