Small changes in the user guide, add titles option to hist command

4 jobs for theo-cli in 33 minutes and 50 seconds (queued for 4 seconds)
Status Job ID Name Coverage
  Build
passed #131480
docker
build_linux_27

00:30:53

81.0%
passed #131481
docker
build_linux_36

00:27:56

81.0%
passed #131482
macosx
build_macosx_27

00:31:40

81.0%
passed #131483
macosx
build_macosx_36

00:30:51

81.0%