bump to 2.2.1

8 jobs for 2.2.1 in 2 minutes and 28 seconds (queued for 452 minutes and 13 seconds)
latest
Status Job ID Name Coverage
  Test
canceled #4060
debian stable amd64
debian_stable_amd64_deb

00:02:28

canceled #4066
debian arm stable
debian_stable_arm_deb

canceled #4059
debian stable i386
debian_stable_i386_deb

canceled #4065
osx v10.8 dmg
osx_10.8_amd64_dmg

canceled #4064
osx v10.11 dmg
osx_amd64_dmg

canceled #4062
ubuntu v14.04 amd64
ubuntu_14.04_amd64_deb

canceled #4061
ubuntu v14.04 i386
ubuntu_14.04_i386_deb

canceled #4063
ubuntu v16.04 amd64
ubuntu_16.04_amd64_deb