logback: always put the stubs for DEBUG
logback: always put the stubs for DEBUG

But activate them only when we need them

vdemonchy/cassandra-chef-cookbook,vdemonchy/cassandra-chef-cookbook,michaelklishin/cassandra-chef-cookbook,criteo-forks/cassandra-chef-cookbook,criteo-forks/cassandra-chef-cookbook,vkhatri/cassandra-chef-cookbook,michaelklishin/cassandra-chef-cookbook,michaelklishin/cassandra-chef-cookbook,vkhatri/cassandra-chef-cookbook,vkhatri/cassandra-chef-cookbook,criteo-forks/cassandra-chef-cookbook,vdemonchy/cassandra-chef-cookbook