Dropping DISPLAY env variable support

8 jobs for master in 4 minutes (queued for 2 seconds)
latest
Status Job ID Name Coverage
  Build
passed #16656
linux
build:linux

00:01:26

passed #16655
mac_old
build:mac

00:02:03

passed #16654
win32
build:win32

00:01:03

passed #16653
winxp
build:winxp

00:01:15

 
  Dist
passed #16660
linux
dist:linux

00:00:16

passed #16659
mac_old
dist:mac

00:01:39

passed #16658
win32
dist:win32

00:00:14

passed #16657
winxp
dist:winxp

00:00:13