EBS Tests Vagrantfile Fixes
EBS Tests Vagrantfile Fixes

This patch updates the EBS test Vagrantfile to do "rexray volume ls"
instead of the old "rexray volume map" command. Additionally the REX-Ray
repo and ref used can now be set via the environment variables "RR_REPO"
and "RR_REF".

emccode/libstorage,emccode/libstorage,oppodeldoc/rexray,codedellemc/rexray,akutz/rexray,cduchesne/rexray,emccode/rexray,emccode/libstorage,MatMaul/libstorage,cduchesne/rexray,codedellemc/rexray,MatMaul/libstorage,akutz/rexray,codedellemc/libstorage,codedellemc/libstorage,codedellemc/rexray,oppodeldoc/rexray,oppodeldoc/rexray,akutz/libstorage,akutz/libstorage,emccode/rexray,codedellemc/rexray,MatMaul/libstorage,oppodeldoc/rexray,emccode/libstorage,codedellemc/rexray,cduchesne/rexray,cduchesne/rexray,oppodeldoc/rexray,codedellemc/libstorage,thecodeteam/rexray,akutz/libstorage,thecodeteam/rexray,akutz/libstorage,MatMaul/libstorage,akutz/rexray,thecodeteam/rexray,thecodeteam/rexray,cduchesne/rexray,emccode/libstorage,thecodeteam/rexray,emccode/libstorage,akutz/libstorage,akutz/libstorage,akutz/rexray,codedellemc/libstorage,codedellemc/rexray,oppodeldoc/rexray,cduchesne/rexray,emccode/rexray,akutz/rexray,thecodeteam/rexray,codedellemc/libstorage,codedellemc/libstorage,MatMaul/libstorage,emccode/rexray,MatMaul/libstorage,akutz/rexray