Merge branch...

Merge branch 'feature/proper-generic-copyOrReference-in-BoxConstrainedQuadraticFunctional' into 'master'

Properly forward constructor to CopyOrReference members.

See merge request !11
3 jobs for master in 8 minutes and 6 seconds (queued for 2 seconds)
Status Name Job ID Coverage
  Test
passed dune:git clang C++17 #33936

00:07:27

passed dune:git gcc-6 C++14 #33938

00:05:50

passed dune:git gcc-8 C++17 #33937

00:08:06