only send errrors to NR when it matches error_reporting level
only send errrors to NR when it matches error_reporting level

chregu/hhvm-newrelic-ext,KMK-ONLINE/hhvm-newrelic-ext,KMK-ONLINE/hhvm-newrelic-ext,Qoto/hhvm-newrelic-ext,chregu/hhvm-newrelic-ext,chregu/hhvm-newrelic-ext,KMK-ONLINE/hhvm-newrelic-ext,Qoto/hhvm-newrelic-ext,Qoto/hhvm-newrelic-ext