Merge branch 'gpumem' into 'master'

Memory argument sets gpumem parameter for gpu queues

Closes #24

See merge request !22
5 jobs for master in 2 minutes and 59 seconds (queued for 3 seconds)
Status Job ID Name Coverage
  Build
passed #140075
docker
build_linux_27

00:02:28

53.0%
passed #140076
docker
build_linux_36

00:02:19

53.0%
passed #140077
macosx
build_macosx_27

00:02:40

53.0%
passed #140078
macosx
build_macosx_36

00:02:43

53.0%
 
  Deploy
passed #140079
deployer
deploy_beta

00:00:11