Switch version in version.go to 'dev'
Switch version in version.go to 'dev'

Signed-off-by: Nathan LeClaire <38947c4d2b13dfd9789405506441b98609e8975e@gmail.com>

dweomer/docker-machine,londoncalling/machine,Herbis/machine,dgageot/machine,Herbis/machine,ibuildthecloud/machine,SvenDowideit/machine,exoscale/docker-machine,londoncalling/machine,SvenDowideit/machine,voutilad/machine,voutilad/machine,ibuildthecloud/machine,dgageot/machine,docker/machine,docker/machine,dweomer/docker-machine,exoscale/docker-machine