[ci] Move scripts from releng into ci/ for gitlab
Gitlab expects the barometer-build.sh and barometer-upload-artifact.sh
to be available in the Barometer repo under ci/, these scripts were
previously in opnfv/releng [1] for the Jenkins jobs.
These scripts have been copied from releng.
[1] https://gerrit.opnfv.org/gerrit/gitweb?p=releng.git;a=tree;f=jjb/barometer;h=
f8828a9db69e20cb035568f6a33cda03bea09318;hb=refs/heads/master
Change-Id: Iaf7b1f8a6c08fce11cf2873a8cea66ef9d6d5170
Signed-off-by: Emma Foley <efoley@redhat.com>