Merge branch 'setuppy' into 'master'

[packaging] Changes setup.py to use package_data for bundling schema

See merge request !102
24 jobs for v0.3 in 14 seconds (queued for 1 second)
Name Stage Failure
failed
buildOpenMC Build
cp: cannot stat '/tmp/papa/lib': No such file or directory
cp: cannot stat '/tmp/papa/share': No such file or directory
failed copying back the result from the store
Uploading artifacts...
Runtime platform arch=amd64 os=linux pid=23423 revision=v11.6.0 version=11.6.0
result/*: found 1 matching files

WARNING: nixtmpdir/*: no matching files
Uploading artifacts to coordinator... ok
id=40122 responseStatus=201 Created token=7aRvK6E7
ERROR: Job failed: exit status 1