Merge branch '346-dark-background-in-editors---mosys' into 'master'

dark background in source- and cell-editor (#346)

See merge request !32
1 job for 359-remove-highlighting-in-source-editor---mosys in 5 minutes and 52 seconds (queued for 1 second)
Status Job ID Name Coverage
  Test
passed #227813
code_quality

00:05:52