NSCA plugin no longer tries DNS PTR lookup - host names must be suitable for Nagios.
 NSCA plugin no longer searches for send_nsca in PATH
rename service_name as service_prefix
ignore files used for testing/dev work
many new features for NSCA plugin

  [ NEW FEATURES]

  * New environment variable YATG_INTERVAL to override interval config val
  * NSCA plugin now has per-leaf reports for ifOperStatus, ifInErrors, ifInDiscards
  * New config option dbi_host_query to load hostnames for IPs (used in NSCA plugin only)
  * New config option dbi_interfaces_query to filter interfaces repoted by NSCA plugin
  * New ignore_*_descr config to filter interfaces by description in NSCA plugin

  [ENHANCEMENTS]

  * Use Data::Printer instead of Data::Dumper in STDOUT backend module

  [BUG FIXES]

  * Add explicit dependencies on YAML::XS and Sys::Syslog 0.25