Start rewriting project in Python
Added build cmd
 Update project name -> oar-docker
build.sh take a tarball as argument.
Do not ignore bin/ direcotry
handle any exception
Try to save cluster state before exit
Added fancy copy_tree method
Added random key generator
Updated requirements
Install OAR in postinstall scripts
Chmod insecure private key to 0600
removed old bash scripts
Removed unsed attributs from Context class
Added pass_state decorator to inject state dictionary
Imported commands properly
allow multi command chaining
Completed build command
ensure that dns hosts file exists
set DEBIAN_PRIORITY to critical and DEBCONF_NOWARNINGS to yes in Dockerfile