SUBUTAI-1032 move pig configuration files under /etc directory
SUBUTAI-1032 move pig configuration files under /etc directory


Former-commit-id: a3c4496c9bedd2668d79755a0841ca5ed7c908f8
subutai-io/base,subutai-io/Subutai,subutai-io/Subutai,subutai-io/Subutai,subutai-io/Subutai,subutai-io/base,subutai-io/Subutai,subutai-io/Subutai,subutai-io/base,subutai-io/base