Fix #2278 add Phalcon\Logger\Multiple::CRITICAL
Fix #2278 add Phalcon\Logger\Multiple::CRITICAL

Zaszczyk/cphalcon,Zaszczyk/cphalcon,Zaszczyk/cphalcon,unisys12/phalcon-hhvm,unisys12/phalcon-hhvm,unisys12/phalcon-hhvm,unisys12/phalcon-hhvm,Zaszczyk/cphalcon,unisys12/phalcon-hhvm,unisys12/phalcon-hhvm