remove 2 unneeded comments
move arch attribte to defaults.rb
fix indention
do not modify newrelic users home/shell

to keep plugin-agent and generic-agent the same
rename generic-agent attribute user->owner

to be consistent with other providers
create and use newrelic_ng_user provider
drop Fedora support
use build-essential and python cookbooks instead of installing python packages directly
update nrsysmond attribute path in README