Remove monkey patch - dropping 1.8 support
Remove monkey patch - dropping 1.8 support

bjmllr/ruby-snmp,LiamKarlMitchell/ruby-snmp,LiamKarlMitchell/ruby-snmp,LiamKarlMitchell/ruby-snmp,bjmllr/ruby-snmp,hallidave/ruby-snmp,bjmllr/ruby-snmp,hallidave/ruby-snmp,hallidave/ruby-snmp