Added support for multiple capabilities inside a single capability advertisement and fixes some minor warnings
Added support for multiple capabilities inside a single capability advertisement and fixes some minor warnings

fugitifduck/exabgp,dneiter/exabgp,PowerDNS/exabgp,lochiiconnectivity/exabgp,blablacar/exabgp,dneiter/exabgp,fugitifduck/exabgp,PowerDNS/exabgp,earies/exabgp,dneiter/exabgp,lochiiconnectivity/exabgp,benagricola/exabgp,benagricola/exabgp,PowerDNS/exabgp,fugitifduck/exabgp,earies/exabgp,blablacar/exabgp,chrisy/exabgp,chrisy/exabgp,earies/exabgp,benagricola/exabgp,lochiiconnectivity/exabgp,blablacar/exabgp,chrisy/exabgp