Add utility for fetching config values.
Add utility for fetching config values.

chef/opscode-pushy-server,chef/opscode-pushy-client,MSch/opscode-pushy-server,chef/opscode-pushy-server,MSch/opscode-pushy-server,chef/opscode-pushy-client,chef/opscode-pushy-client,chef/opscode-pushy-server