Fixed gcloud_install() to properly execute gcloud init in RStudio terminal under Linux (#177).
Default to the TensorFlow 1.9 runtime. Previous runtimes can be used through runtimeVersion in config.yml.
Fixed gs_rsync() to avoid creating a local destination directory when destination uses remote storage (#172).
Improved terminal support in Windows to launch by default correct shell.
Added support for dry_run in cloudml_train.
Fixed CRAN results for cloudml.
Fixed packrat package missing error (#168).