Add osxcross-based macOS builds

13 jobs for master in 22 minutes and 10 seconds (queued for 1 second)
Status Job ID Name Coverage
  Test
passed #8542
clazy

00:00:50

passed #8543
qmllint

00:00:19

 
  Build
passed #8547
archlinux

00:00:55

passed #8546
debian-sid

00:00:50

passed #8545
neon-bionic

00:01:02

passed #8544
ubuntu-trusty

00:00:53

 
  Deploy
passed #8551
android

00:04:25

passed #8549
click-xenial

00:06:43

passed #8548
linux-appimage

00:05:02

passed #8566
mac-osxcross

00:04:02

passed #9007
windows-mxe

00:05:07

passed #8552
mac-osxcross

00:03:57

failed #8550
windows-mxe

00:00:29