Upgrade rest-client to 1.7.2
exoscale initial profile
Merge branch 'exoscale' of https://github.com/exoscale/paas-profiles into exoscale-exoscale
Reviewed exoscale https://www.exoscale.ch/syslog/2014/05/19/swiss-paas-launch/
Merge branch 'exoscale-exoscale'