Increased stable version to 4.2.1

5 jobs for master in 5 seconds (queued for 3 seconds)
Status Job ID Name Coverage
  Build
canceled #206725
docker
build_linux_36

00:00:04

canceled #206726
docker
build_linux_37

00:00:04

canceled #206723
macosx
build_macosx_36

00:00:05

canceled #206724
macosx
build_macosx_37

00:00:05

 
  Deploy
canceled #206727
docker
deploy_beta