resolves #156 - reduce internal notification interval (pre notification rules and rollup) from 5 to 1 mins
fix benchmarks rake task to use test envt only
fix #330, be more paranoid about ChronicDuration results
Merge pull request #356 from jessereynolds/156_decrease_internal_notification_interval

reduce internal notification interval 5 to 1 mins
Merge pull request #360 from ali-graham/330_no_method_error_checks_all

fix #330, be more paranoid about ChronicDuration results